1991 Pontiac Trans Sport Performance Suspension

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    • (0 reviews)
      $84.99$67.99
      Pontiac Trans Sport for Towing Hauling without Automatic Rear Air Leveling System 1991, Sensa-Trac™ Rear Load Adjusting Shock by Monroe®, 1 set. Length: 14.25" Compressed, 21.5" Extended with 7.25" Stroke. Upper Mount: Stem Mount...
      Improves ride and handling and helps maintain ride height when additional weight is loadedAll Weather Fluid reduces friction for smooth piston rod action
      # 17929223
    • (0 reviews)
      $73.61$58.89
      Pontiac Trans Sport for Towing Hauling without Automatic Rear Air Leveling System / with Automatic Rear Air Leveling System 1991, Max-Air® Rear Air Adjustable Shocks by Monroe®, 1 set. Length: 14.25" Compressed, 21.5" Extended...
      Provide proper vehicle ride height when additional weight is loadedInflates up to 150 psi
      # 17929462
    • (0 reviews)
      $113.25$90.60
      Pontiac Trans Sport 1991, 4600 Series Standard Rear Shock for Stock Hight Lift by Bilstein®. 1 per Pack. Stem. Eye 10.1mm. Yellow Paint. Design: 46mm Monotube. With Blue Straight Boot. BILSTEIN 4600 Series Shock Absorbers and...
      Monotube gas pressure technologyEasy to install; direct bolt-on; no modification required
      # 17166242
    • (0 reviews)
      $26.38$21.10
      Pontiac Trans Sport without Automatic Rear Air Leveling System 1991, Monro-Matic Plus™ Rear Shock by Monroe®, 1 per Pack. Length: 16" Compressed, 20.75" Extended with 4.75" Stroke. Upper Mount: Stem Mount - 2.375" Stem Length x...
      An ideal balance of comfort and control for any driving conditionImproved ride at an economical price
      # 17930803
    • (0 reviews)
      $36.29from $29.03 - $33.31
      Pontiac Trans Sport 1991, Shocks and Struts by Monroe®. 1 per Pack. These shock absorbers are designed to adjust to changing road conditions providing improved control and performance. Monroe offers Twin tube shocks, struts with...
      Provide the correct level of suspension damping for the particular surface and weightTwin-tube or monotube design
      # 17912904
    • (0 reviews)
      $19.83$15.86
      Pontiac Trans Sport 1991, Strut-Mate™ Front Strut Boot Kit by Monroe®, 1 per Pack. Body Length: 2.5". The boot kit is designed to protect the strut piston rod from stones, mud, water, sand, and other abrasives providing longer...
      Protects the piston rod from corrosion, dirt, moisture and impact.Prolongs strut service life
      # 17930277
    • (0 reviews)
      $265.54from $212.43 - $394.99
      Pontiac Trans Sport LG6 Engine 1991, LoadController™ Air Compressor Systems by Air Lift®. LoadController systems are air compressors that mount permanently on the frame of your vehicle to give you spring inflation pressure...
      Dual-path design compressors allow left- or right-side springs on the same axle to be controlled independently of each otherHeavy-duty strength compressors are recommended for daily or commercial use, run quieter, and provide better filtration
      # 9823146
    • (0 reviews)
      $122.44$97.95
      Pontiac Trans Sport LG6 Engine 1991, Load Support Air Springs by Air Lift®. Load Support Air Springs are sets of two adjustable secondary air springs that help existing springs maintain a level ride, proper handling, and safety...
      Set of two air bag spring supports designed to work with factory OEM springsPrevents vehicle’s main springs from sagging due to constant load compression
      # 9814673
    • (0 reviews)
      $612.50$490.00
      Pontiac Trans Sport LG6 Engine 1991, QuickSHOT™ Compressor System by Air Lift®, with Equal Air Spring Infation, Single Gauge, Dual Needle. This kit contains an air compressor, lines, hardware, and a 2-gallon auxiliary tank that...
      2-gallon auxiliary tank stores compressed air for faster inflation of air springsTank can be used with single or dual front/rear Air Lift applications
      # 9825022
    • (0 reviews)
      $437.50from $350.00 - $499.99
      Pontiac Trans Sport LG6 Engine 1991, Wireless Control System by Air Lift®. These kits include a compact wireless remote control and all the equipment you need to adjust the pressure in two air springs on the same axle. Choose the...
      Equal Air Spring Inflation kit contains a standard air compressor that adjusts left and right springs together at the same time to the same pressureSeparate Air Spring Inflation kit contains a heavy duty air compressor with separate lines that allows individual adjustment of left and right springs
      # 9809484
    • (0 reviews)
      $36.19$28.95
      Pontiac Trans Sport without Rear Level Control 1991, Gas-a-Just™ Rear Shock Absorber by KYB®, 1 per Pack. Go with Gas-a-Just shocks and struts and experience greater stability, handling, and control over twin-tube designs....
      Replacement for an OE monotube shock to restore/keep the vehicle's original performance characteristicsIdeal as an upgrade from an OE twin-tube for quicker, more responsive handling and control
      # 17798503
    • (0 reviews)
      $32.66from $26.13 - $51.54
      Pontiac Trans Sport 1991, Excel-G™ Series Shocks and Struts by KYB®, 1 per Pack. Restore your vehicle's original performance for normal driving conditions with the Excel-G twin-tube gas hydraulic shocks and struts that offer...
      Designed to restore original handling and controlCalibrated to compensate for age and miles driven
      # 17813326
    • (0 reviews)
      $151.53$121.22
      Pontiac Trans Sport 1991, Quick-Strut™ Front Complete Strut Assembly by Monroe®, 1 per Pack. Length: 10.3" Compressed, 16.8" Extended with 6.5" Stroke. Body Length: 9.798". Includes Dust Shield. This innovative replacement strut...
      Preassembled and ready to installSaves time and increases your safety – no need to disassemble components and compress the coil spring
      # 17928803
    • (0 reviews)
      $157.98$126.38
      Pontiac Trans Sport 1991, Front Strut and Coil Spring Assembly by Pronto®. Complete Strut Assemblies make replacing worn out struts a breeze. Complete Strut Assemblies are produced from the finest materials, surfaces are machined...
      Teflon® / graphite composite piston seal provides strength and extended strut life and durability.Seamless pressure tube micro finished to a Ra.04 surface for maximum strength and longevity.
      # 51534139
    • (0 reviews)
      $24.25$19.40
      Pontiac Trans Sport with Insulator 1991, Front Upper Suspension Coil Spring Seat by KYB®, 1 per Pack. KYB has you covered with every replacement component from bushings to coil spring seats to meet your replacement needs. The parts...
      Designed to optimize steering and suspension performanceBuilt with design and quality that matches or exceeds OE
      # 17798505
    • (0 reviews)
      $67.13$53.70
      Pontiac Trans Sport 1991, Coil Spring Set by MOOG®. Upgrade your vehicle to MOOG coil springs that are designed to restore the original handling, reduce body sway and bring ride height to OE specifications. These coil springs...
      Direct fit, with no modificationsRestores and retains proper handling
      # 21700375
    • (0 reviews)
      $35.40$28.32
      Pontiac Trans Sport 1991, Front Upper Coil Spring Seat by MOOG®. Includes Isolator. Upgrade your vehicle to MOOG and experience a safe and comfortable ride. The parts are made tough to ensure reliable operation even under extreme...
      Designed to make steering and suspension repairs easyDirect fit
      # 21645168
    • (0 reviews)
      $25.40$20.32
      Pontiac Trans Sport With Isolator 1991, Front Upper Coil Spring Seat by Mevotech®. Use 2 per Car. You can improve the efficiency of your vehicle's suspension system and restore factory-like characteristics with Mevotech replacement...
      Restore the vehicle's suspension performanceDirect replacement for proper fitment
      # 19266149
    • (0 reviews)
      $11.94$9.55
      Pontiac Trans Sport 1991, Front to Frame Sway Bar Bushing Kit by MOOG®. This is an aftermarket part that replaces factory OE # 14034755. Bar Diameter: 26mm. Replace your worn or damaged bushings with stronger and longer-lasting...
      Restore handling and enable proper alignmentReduce noise
      # 21648964
    • (0 reviews)
      $12.18$9.74
      Pontiac Trans Sport 1991, Front Sway Bar Bushing to Frame by Mevotech®. Use 1 per Car. Use 1 per Car. Upgrade to the sway bar link kit by Mevotech and keep your vehicle stable, enjoying a more comfortable ride and better road...
      Designed to improve the vehicle's cornering stabilityDirect fit OE replacement
      # 19218539
    • (0 reviews)
      $22.76$18.21
      Pontiac Trans Sport 1991, Front Lower Control Arm Bushing Kit by MOOG®. This is an aftermarket part that replaces factory OE # 14049340. Includes Front and Rear Bushings. Replace your worn or damaged bushings with stronger and...
      Restore handling and enable proper alignmentReduce noise
      # 21645731
    • (0 reviews)
      $17.45$13.96
      Pontiac Trans Sport 1991, Front Lower Control Arm Bushing by Mevotech®. Use 2 per Car. Use 2 per Car. Designed to increase friction amount between the tire and road surface for an effective steering ability and better handling,...
      Eliminates uneven steering, squeaking noise, and excessive tire wearAllocates vehicle body weight to the tire for vehicle stability and alignment
      # 19196350
    • (0 reviews)
      $12.88$10.30
      Pontiac Trans Sport 1991, Front Lower Ball Joint by Falcon®. 2 per Vehicle. Falcon Steering Ball Joints are made of the highest quality in the aftermarket. All Ball Joints meet or exceed OE requirements and are precision machined...
      Produced to exact OE dimensional specifications under strict quality control throughout the manufacturing and assembly processPremium performance components
      # 49495228
    • (0 reviews)
      $42.56$34.05
      Pontiac Trans Sport 1991, Ball Joint by First Equipment Quality®. Position: Front. Does your luxury car ride like an old buckboard wagon? Is your pickup still bouncing long after the bump? If so your suspension is in need of...
      # 7967399
    • (0 reviews)
      $30.64$24.51
      Pontiac Trans Sport 1991, Front Lower Ball Joint by MOOG®. This is an aftermarket part that replaces factory OE # 9762925. Includes Powdered-Metal Gusher Bearing to Allow Grease to Penetrate Bearing Surfaces. Greasable: Greasable....
      Engineered to retain socket torque and smooth articulation over the life of the part, to maintain tight steering feelExclusive powdered-metal bearing design allows grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability
      # 21644785
    • (0 reviews)
      $20.60$16.48
      Pontiac Trans Sport 1991, Front Lower Ball Joint by Mevotech®. Use 2 per Car. Use 2 per Car. Experience improved ride comfort and smooth handling with the replacement Mevotech ball joints. They grip the control arm better and...
      Includes durable higher and lower metal bearings for a smoother and quiet handlingKnurling on the outer housing of the ball joint makes for a better grip with the control arm
      # 19203544
    • (0 reviews)
      $9.90$7.92
      Pontiac Trans Sport 1991, Alignment Camber / Toe Shim by MOOG®. Upgrade your vehicle to MOOG and experience a safe and comfortable ride. The parts are made tough to ensure reliable operation even under extreme conditions. Thanks to...
      Designed to make steering and suspension repairs easyDirect fit
      # 21700385
    • (0 reviews)
      $17.98from $14.38 - $14.85
      Pontiac Trans Sport 1991, Front Lower Strut Mount Alignment Camber Bolt Kit by MOOG®. Upgrade your vehicle to MOOG and experience a safe and comfortable ride. The parts are made tough to ensure reliable operation even under extreme...
      Designed to make steering and suspension repairs easyDirect fit
      # 21700381
    • (0 reviews)
      $14.83$11.86
      Pontiac Trans Sport 1991, Front Alignment Camber Kit by Mevotech®. Use 2 per Car. Use 2 per Car. Don’t just repair or replace worn components – bolster them with Mevotech parts. Put through rigorous testing that goes above and...
      Built to match or go beyond OE standardsDirect replacement
      # 19261299
    • (0 reviews)
      $11.00from $8.80 - $38.29
      Pontiac Trans Sport 1991, Shock by KYB®, 1 per Pack. When replacing struts, it's also a great idea to replace strut mounts too. They optimize suspension performance by providing a smooth steering response and reduce vibration and...
      On front struts, the mount includes a bearing that acts as a pivot for the steering mechanism, providing a smooth steering responseEnables accurate wheel alignment
      # 17804727
    • (0 reviews)
      $19.19$15.35
      Pontiac Trans Sport 1991, Front Suspension Shock / Strut Bellow by KYB®, 1 per Pack. These bellows provide effective protection from dirt and moisture by covering the entire piston rod of KYB struts. The bellows are made of...
      Keep leak-causing contaminants away from polished strut shaftProtect upper seal and bushing
      # 17798504
    • (0 reviews)
      $6.70$5.36
      Pontiac Trans Sport 1991, Shock Mount by First Equipment Quality®. NLA 07/2012. Position: Rear. Does your luxury car ride like an old buckboard wagon? Is your pickup still bouncing long after the bump? If so your suspension is in...
      # 7970310
    • (0 reviews)
      $20.44$16.35
      Pontiac Trans Sport 1991, Front Shock / Strut Bellow by MOOG®. Includes Bumper. Upgrade your vehicle to MOOG and experience a safe and comfortable ride. The parts are made tough to ensure reliable operation even under extreme...
      Designed to make steering and suspension repairs easyDirect fit
      # 21646924
    • (0 reviews)
      $65.56$52.45
      Pontiac Trans Sport 1991, Front Strut Mount by MOOG®. This is an aftermarket part that replaces factory OE # 17981901. Includes Bearing. Replace worn strut mounts whenever you replace struts with superior quality MOOG parts...
      Eliminates noise, vibration, and steering problems associated with worn strut mountsImproves ride and handling
      # 21648582
    • (0 reviews)
      $13.13$10.50
      Pontiac Trans Sport 1991, Rear Upper Shock Mount by MOOG®. This is an aftermarket part that replaces factory OE # 10068695. Is there excessive play in your steering wheel? Does your vehicle drift or pull, or veer when it hits a...
      # 21646656
    • (0 reviews)
      $8.55from $6.84 - $27.22
      Pontiac Trans Sport 1991, Shock and Strut Mount Component by Mevotech®. Use 2 per Car. Don’t just repair or replace worn components – bolster them with Mevotech parts. Put through rigorous testing that goes above and beyond...
      Built to match or go beyond OE standardsDirect replacement
      # 19263957
    • (0 reviews)
      $12.13from $9.70 - $33.34
      Pontiac Trans Sport 1991, Strut-Mate™ Mount Components by Monroe®. 1 per Pack. Worn strut mounts can adversely affect your vehicles handling, and should always be replaced when new struts are installed as a part of a complete...
      Ensures complete repair of all worn strut componentsDirect fit replacement
      # 17920957
    • (0 reviews)
      $27.25from $21.80 - $33.24
      Universal Wheel Spacers by Mr. Gasket®. Dress up your wheel from Mr. Gasket. Constructed from die-cast aluminum, wheel spacers provide the necessary clearance for custom wheel applications.
      # 12129869
    • (0 reviews)
      $4,499.99from $3,599.99 - $4,749.99
      Universal Hydraulic Individual Lift System by KW Suspensions®. This is a set of 4 hydraulic cylinder units that mount between the spring perch and spring on KW coilovers. These expand to provide 1.8 inches of front and rear lift...
      Hydraulic lift cylinders (located on the coilover body between spring perch and spring) expand to provide 1.8 inches of front and rear vehicle liftAvailable in 4-wheel front and rear, or front-only applications
      # 11472927
    • (0 reviews)
      $223.69from $178.95 - $419.95
      Universal 12 Volt Air Compressors by Air Lift®. Air Lift offers 2-stage, 12-volt air compressors for all needs and budgets. Choose smaller ones for basic load leveling needs, or choose a set of two paired compressors to fill large...
      Dual Viair 450C, 400C, 380C, and 480C kits come with an air line extension and separate brackets for remote mountingAll compressors operate on standard 12-volt automotive electrical systems
      # 7611197
    • (0 reviews)
      $968.75from $775.00 - $1,375.00
      Universal Air Management Systems by Air Lift®. Air Lift offers a wide variety of complete kits with everything needed to set up an air suspension system. Springs are not included, however these systems will work with your choice of...
      Kits contain air compressor(s), reserve tank, gauges, control switches, and all related hardware and air lines needed for installationAir springs are not included in Air Management System kits
      # 7658376
    • (0 reviews)
      $93.29from $74.63 - $132.65
      Universal Air Tanks by Air Lift®. Enhance the inflation speed and performance of your air springs with a reserve of air compressed to 150 psi stored in any of Air Lift’s reinforced steel Air Tanks. Available in sizes from 2...
      Crafted from high-strength, reinforced traditional steelEnsure a reserve of compressed air for springs to inflate instantly, at a faster rate
      # 7611053
    • (0 reviews)
      $7.29from $5.83 - $7.30
      Universal Shock Reservoir Isolator by Energy Suspension®. This is a set of polyurethane vibration dampeners that insert between externally mounted shock absorber fluid reservoirs and shocks for off-road applications. Resilient...
      Set of polyurethane vibration dampeners that insert between externally mounted shock absorber reservoirs and shocks for off-road applicationsHigh-density polyurethane provides a superior cushioning effect and resists degrading, drying up, and crumbling the way rubber mounts can
      # 10780487
    • (0 reviews)
      $18.74from $14.99 - $26.99
      Universal Shock and Steering Stabilizer Armor by Daystar®. Surround and protect your shock absorbers, steering stabilizers, or any other tubular underbody pieces from damage and grime discoloration with this set of two polyurethane...
      Set of two snap on cover pieces designed to protect front or rear shocks from dents and damageCan also be used to effectively protect steering stabilizers
      # 4301575
    • (0 reviews)
      $3.41from $2.73 - $12.99
      Universal Custom Shock Boot by Daystar®. When it comes to superior suspension performance, Daystar offers protective polyurethane sleeve boots that surround and protect shock absorbers, driveshaft joints, axle joints, and steering...
      Replacement polyurethane boots are available for multiple driveshaft and shock absorber configurationsAvailable in a variety of colors
      # 4301586
    • (1 reviews)
      $8.74$6.99
      Universal Shock Boot by Rugged Ridge®. The Jeep is the original high performance off-road machine, built to perform under the most grueling conditions. But even though it's a capable machine right from the factory, performance...
      Engineered and trail tested exclusively for JeepsOver 3000 products
      # 6894402
    • (0 reviews)
      $3.89from $3.11 - $10.47
      Universal Shock and End Link Bushings by Daystar®. This is a set of replacement polyurethane bushings designed for use in the pivot points of end link rods, and also within the open, circular ends of some shock absorbers....
      Set of 2 replacement polyurethane bushings that meet or exceed OEM levels of vibration dampening refinement and strengthDesigned in a shape that can be used inside some end links and shock absorber mounting eyes
      # 4303979
    • (1 reviews)
      $6.93from $5.54 - $9.06
      Universal End Link Bushing Set by Energy Suspension®. This is a set of replacement polyurethane grommets designed to dampen vibrations on end link rod mounting points. Resilient polyurethane offers greater resistance to...
      Set of replacement polyurethane grommets designed to dampen vibrations on end link rod mounting pointsGrommet sets are available with or without zinc-coated steel washers
      # 10780770
    • (0 reviews)
      $2.84from $2.27 - $11.40
      Universal Shock Eye Bushings by Energy Suspension®. Energy Suspension offers replacement round polyurethane bushings that mount within the open, circular ends of shock absorbers. No matter what design your shock absorber ends have,...
      Choose sets for bayonet end style, half- and full-sized bushings for hourglass style, straight eye, and large race sizesHigh-density polyurethane provides a superior cushioning effect and resists degrading, drying up, and crumbling the way rubber mounts can
      # 10780517
    • (1 reviews)
      $17.25from $13.80 - $24.51
      Universal Sway Bar Bushing Set by Energy Suspension®. This is a set of replacement polyurethane bushings designed to dampen vibrations where the center section of the sway bar attaches to your vehicle’s frame. Resilient...
      Set of 2 replacement polyurethane bushings designed to dampen vibrations where the middle section of the sway bar attaches to your vehicle’s frameKit provides parts for both left and right mid-section sway mounts
      # 10780556
    • (0 reviews)
      $11.88from $9.50 - $27.83
      Universal Polyurethane Pad Set by Energy Suspension®. Upgrade and replace degraded rubber pads above and below leaf spring ends with polyurethane ones from Energy Suspension. Resilient polyurethane construction offers greater...
      Set of 8 polyurethane pads for two leaf spring assembliesPads mount above and below both leaf spring ends to dampen vibration and squeaks
      # 10780498
    • (0 reviews)
      $26.25from $21.00 - $29.99
      Universal Sway Bar Bushing and Bracket by Daystar®. Without a doubt the most significant handling upgrade that money can buy, Daystar's Sway Bar Bushings provide significant performance increases you can feel. Aftermarket...
      Sway Bar BushingSpecially Formulated Polyurethane Materials
      # 4301679
    • (0 reviews)
      $35.63$28.50
      Universal Ladder Bar Bushings by Lakewood®, Set of 4. When you need to get reliable components to bring your vehicle's suspension or chassis back to life, there's no better place to get them than right here. Whether you need bell...
      Engineered to exceed OEM quality standardsImproves your vehicle's handling
      # 12189492
    • (0 reviews)
      $34.93$27.94
      Universal Traction Bar Bushings by Lakewood®, Set of 4. Replacement for PN 20140, 21700, 21900, 21901, 20150, 20151, 20152. When you need to get reliable components to bring your vehicle's suspension or chassis back to life,...
      Engineered to exceed OEM quality standardsImproves your vehicle's handling
      # 12191888
    • (0 reviews)
      $4.28from $3.42 - $9.07
      Universal Shock/Strut Bump Stop Set by Energy Suspension®. This is a set of 2 polyurethane bump stops designed for McPherson strut style shock absorbers which prevent damage when the end of suspension travel is reached. Resilient...
      Set of 2 polyurethane bump stops designed for McPherson strut style shock absorbersPrevent metal-on-metal contact and damage when the end of suspension travel is reached
      # 10780758
    • (2 reviews)
      $9.15from $7.32 - $57.84
      Universal Bump Stops by Daystar®. Bump Stops are a critical part of your vehicle's suspension - they prevent damaging over-compression and eliminate harsh bottoming of the suspension. Daystar's Bump Stops are designed and tested...
      High Impact Polyurethane provide high levels of cushioning strength and will function without degrading or cracking in extreme temperaturesIncreased Strength Compared to Stock Rubber Bump Stops
      # 4303921
    • (0 reviews)
      $24.45from $19.56 - $26.39
      Universal Traction Bar Snubbers by Lakewood®, Set of 2. When you need to get reliable components to bring your vehicle's suspension or chassis back to life, there's no better place to get them than right here. Whether you need bell...
      Engineered to exceed OEM quality standardsImproves your vehicle's handling
      # 12203648
    • (0 reviews)
      $22.81from $18.25 - $52.85
      Tie Rod Dust Boots by Energy Suspension®. Upgrade the protection for your steering system tie rods with replacement boots made from flexible and highly durable polyurethane. Vehicle manufacturers don’t always offer replacement...
      Set of replacement polyurethane protective dust boots for your vehicle’s front steering tie rodsBoots are sold in multiple package amount, sizes, and colors
      # 10780670
    • (0 reviews)
      $30.24$24.19
      Super Grease by Hotchkis®. 14 OZ. This is one 14-oz tube of silicone-based lubricating grease sized and designed for Hotchkis zerk fittings. Properly maintains greasable polyurethane bushings and other swivel joints in your...
      One 14-oz tube of silicone-based lubricating grease sized and designed for Hotchkis zerk fittingsFormulated to properly maintain greasable polyurethane bushings and other swivel joints in your suspension
      # 45111430
    • (0 reviews)
      $5.20from $4.16 - $36.79
      Lubricant by Daystar®. While competitors offer analog quality lubricant, Daystar brings lubricating grease into the digital age with synthetic lubricant made from silicone and Teflon. Lubrathane is purpose built to provide the best...
      3-ounce replacement tube for Daystar Poly Lube Grease GunSynthetic blend of silicone and Teflon leaves thin film of lubrication on all bushing areas rather than running off surfaces like natural lubricant does
      # 4135307



    Guides & Articles
    Stanced. Demon camber. You may know it as oni-camber. You've seen the look, and whether you like it or not is totally beside the point. The great thing about this stanced look is that it gets your attention. From the interviews we've read with owners and drivers of these machines, that is exactly what they are after. They've said that it's all about being noticed.
    Very often we don't even realize what a crucial role a car's suspension plays in providing a safe and comfortable ride. The system maximizes the friction between the road surface and your vehicle's tires, ensuring steering stability along with responsive handling.
    Shock absorbers, also known simply as “shocks” (which is what we will call them for the rest of this article), are the suspension components which stop your car or truck from bouncing up and down after hitting a bump. They are a major contributor to your ride comfort and safety.