1978 GMC CK Pickup Performance Differential Covers

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    • (0 reviews)
      # 197975041
      GMC CK Pickup 1978, Differential Cover by Mag-Hytec®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give your differential...
      Magnetic drain plug and anodized aluminum dipstick with magnetic insertO-rings require no gaskets or sealant
      $228.00 - $308.81
    • (0 reviews)
      # 197847737
      GMC CK Pickup 1978, Differential Cover by B&M®. However each vehicle may have other interfering components and adequate clearance and fitment should be verified prior to purchase & installation. Refer to ID guide and measurement diagram...
      A356.0-T6 Aluminum ConstructionB&M Logo Engraved
      $155.07 - $229.78
    • (0 reviews)
      # 692933119
      GMC K25 with GM 8.5" Series Axle with 10 Bolt Cover 1978, Heavy Duty Rear Differential Cover by PPE®. Equipped with internal heat sinks and external cooling fins, increasing the pan’s surface area helping dissipate heat. This makes...
      Over a quart of extra fluid capacityCast from high-grade aluminum alloy
      $263.99 - $279.99
    • (0 reviews)
      # 693093205
      GMC CK Pickup 1978, Brute Differential Cover by G2 Axle & Gear®. G2’s aluminum differential covers are engineered to protect your ring and pinion by cooling the gear oil, as well as providing additional protection from impact. Made...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $249.99
    • (0 reviews)
      # 692947939
      GMC K35 with Dana 44 Series Axle 1978, Bombshell™ Front Differential Cover by Poison Spyder Customs®. Designed to protect your gears, lockers and diff cover bolts from the most punishing rocks and trail hazards. Bombshell™ is cast...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $98.99 - $108.99
    • (0 reviews)
      # 693008632
      GMC CK Pickup 1978, Differential Cover by ARB®. When off road, it is inevitable that obstacles and off-road hazards will be encountered that could potentially inflict expensive damage to your differential. To prevent this, ARB...
      Computer optimized cross brace design increases the structural rigidity of the whole axleAdditional housing strength helps keep the ring & pinion gears meshing on the flat faces of the teeth, greatly increasing ring & pinion life and overall maximum load strength
      $195.70 - $205.20
    • (0 reviews)
      # 692970539
      GMC K35 1978, Differential Cover by Riddler®. Riddler is the fusion of off-road passion and 5 generations of manufacturing experience. This combination allows us to see the market as an enthusiast, but perform as a top manufacturer. It...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $137.27 - $161.47
    • (0 reviews)
      # 693093059
      GMC K25 with GM 8.5" Series Axle / with GM 8.6" Series Axle 1978, Torque Differential Cover by G2 Axle & Gear®. Cast from lightweight 356-T6 aluminum with super strong web-reinforced design, the cover also functions as a girdle for the...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $189.99 - $199.99
    • (0 reviews)
      # 693052759
      GMC CK Pickup 1978, Differential Cover by Yukon Gear & Axle®. Yukon Gear and Axle offers an extensive line of general replacement and high performance products for passenger car, truck and SUV applications. High quality alloys and the...
      Designed to provide the ultimate in gearing to put all that power to the ground realiablyWill help you get astounding performance for extreme four-wheeling and rock crawling
      $232.28 - $287.87
    • (0 reviews)
      # 693025576
      GMC CK Pickup 1978, Differential Cover by Yukon Gear & Axle®. Yukon provides a full line of OEM style and chrome differential covers. Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $21.80 - $173.56
    • (0 reviews)
      # 692985942
      GMC CK Pickup 1 Ton 1978, Hardcore™ Differential Cover by Yukon Gear & Axle®. Type: Thick. With Magnetic Drain Plug and High Strength Stainless Steel Fasteners. Give your rig the protection it deserves. The Hardcore™ Differential...
      Nodular iron for added strengthThick design
      $171.97
    • (0 reviews)
      # 692997595
      GMC CK Pickup 1978, Hammer Differential Cover by G2 Axle & Gear®. G2 aluminum differential covers are designed to protect your ring and pinion from impact, as well as help cool your gear oil for prolonged bearing life. Made from high...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $129.99 - $139.99
    • (0 reviews)
      # 692935637
      GMC K35 1978, Heavy Duty Front Differential Cover by TeraFlex®. TeraFlex heavy duty differential covers are designed to offer extreme protection from rocks, obstacles and other debris on the trail. The cover is cast from the same...
      All parts manufactured to TeraFlex standardsImprove your off-roading experience
      $98.79 - $129.19
    • (0 reviews)
      # 198149946
      GMC CK Pickup 1978, Rear Differential Cover by Moser Engineering®. Strengthen your rear with a Moser Performance Cover. Covers are designed to improve ring and pinion gear life, as well as improve the appearance of your vehicle. They...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $179.94
    • (0 reviews)
      # mpn358513220
      GMC K25 with GM 8.5" Series Axle with 10 Bolt Cover 1978, LPW HD Rear Differential Cover by Strange®. Designed utilizing the latest technology, this product by Strange features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $240.39
    • (0 reviews)
      # mpn470527119
      GMC K35 with Dana 60 Series Axle 1978, Pro Series™ Front Differential Cover by Dynatrac®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $179.00
    • (0 reviews)
      # 693078920
      GMC CK Pickup 1978, Differential Cover by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the racetrack! All products...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality
      $24.28 - $128.30
    • (0 reviews)
      # 144947177
      GMC CK Pickup 1978, Rear Differential Cover by Big End Performance®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give...
      Heat treated to T6 specifications, each cover is then stress relieved.Fill port and drain port for ease of servicing
      $183.13 - $210.67
    • (0 reviews)
      # 693078097
      GMC K35 1978, Differential Cover by Fab Fours®. Fab Fours Inc., formed and welded differential cover designed to protect the vehicle's ring gear and center section with 1/4 inch plate while maintaining the original contours and ground...
      Fabricated From 1/4in. Plate Steel With 3/8in. Mounting RingProtects Ring Gear And Center Section
      $279.99 - $324.99
    • (0 reviews)
      # mpn358583051
      GMC K15 with GM 8.875" Series Axle with 12 Bolt Cover 1978, Rear Differential Cover by Moroso®.
      $65.25
    • (0 reviews)
      # mpn1457995
      GMC C15 / K15 with 8.875" Series Axle with 12 Bolt Cover 1978, Rear Differential Cover by Mr. Gasket®. Don’t neglect your rear end! Seriously, grace your rear axle with a sharp-looking Mr. Gasket differential cover that’s plated...
      Original equipment fitStamped steel, not plastic
      $45.41
    • (0 reviews)
      # 692978821
      GMC CK Pickup 1978, Perfect Launch™ Rear Differential Cover by Proform®. Reinforced lightweight aluminum rear end cover designed to strengthen the rear housing case in heavy torque situations. The Perfect Launch™ logo is prominently...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $143.47 - $143.59
    • (0 reviews)
      # 91131799
      GMC CK Pickup 1978, Differential Cover Kit by Trans-Dapt®. Designed utilizing the latest technology, this product by Trans-Dapt features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $37.33 - $226.91
    • (0 reviews)
      # 692999834
      GMC CK Pickup 1978, Differential Cover Gasket by Yukon Gear & Axle®. Yukon provides a full line of OEM style and chrome differential covers. Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $5.88 - $7.06
    • (0 reviews)
      # 692966016
      GMC CK Pickup 1978, Differential Cover Gasket by Motive Gear®. All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of company products undergo rigid quality control...
      Motive Gear uses the highest quality standards of manufacturingFrom machining and finishing to heat treatment company demand the best
      $2.59 - $8.25
    • (0 reviews)
      # mpn470434634
      GMC K35 with Dana 44 Series Axle 1978, Front Differential Cover Gasket by Mag-Hytec®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $30.66
    • (0 reviews)
      # 692935499
      GMC CK Pickup 1978, Differential Cover Gasket by BTP®. Add more life to your transmission with this top-notch transmission part by BTP. Designed to complement your vehicle's high-performance engine, it is able to withstand the...
      Designed to unleash the full potential of your vehicleRight for your vehicle and lifestyle
      $2.55 - $3.06
    • (0 reviews)
      # mpn1457979
      GMC C15 / C25 / K15 / K25 with 8.5" Series Axle with 10 Bolt Cover 1978, Rear Differential Cover Gasket by Mr. Gasket®. Manufactured from a blend of nitrile rubber and fiber for excellent sealing and durability. Precision die cut for an...
      Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain
      $10.79
    • (0 reviews)
      # 693085842
      GMC CK Pickup 1978, Differential Cover Gasket by Trans-Dapt®.
      $4.60 - $7.56
    • (0 reviews)
      # 340265953
      GMC CK Pickup 1978, Differential Cover Gasket by LubeLocker®. LubeLocker Axle Gaskets and Transmission Gaskets are the cleanest way to get dirty. Boost your the defence level of your differential and ring and pinion set from off-road...
      Manufactured to achieve a perfect seal you demandDesigned specifically for the motorsports industry
      $21.95
    • (0 reviews)
      # 693039084
      GMC CK Pickup 1978, Differential Cover Bolt by Yukon Gear & Axle®. Yukon provides a full line of OEM style and chrome differential covers. Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $1.63 - $3.84
    • (0 reviews)
      # 693032163
      GMC CK Pickup 1978, Differential Cover O-Ring by Mag-Hytec®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give your...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $4.08
    • (0 reviews)
      # 693085740
      GMC K25 with GM 8.5" Series Axle with 10 Bolt Cover 1978, Rear Differential Cover Drain Plug by PPE®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential...
      Thoughtfully designed to match your diesel engine needsMade to help enhance the performance of your vehicle
      $17.99 - $31.49
    • (0 reviews)
      # 693053198
      GMC CK Pickup 1978, Differential Cover Bolt Set by Spectre Performance®. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best performance in the market proven on the racetrack! All...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $9.29
    • (0 reviews)
      # 692933871
      GMC CK Pickup 1978, Rear Differential Cover Stud Kit by Big End Performance®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $34.05
    • (0 reviews)
      # mpn358948264
      GMC K25 with GM 8.5" Series Axle / with GM 8.6" Series Axle with 10 Bolt Cover 1978, Rear Differential Cover Bolt Kit by ARP®. Designed utilizing the latest technology, this product by ARB features premium quality and will perform...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $21.44
    • (0 reviews)
      # 693004905
      GMC CK Pickup 1978, Differential Cover Bolt Kit by Trans-Dapt®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $8.88 - $14.56
    • (0 reviews)
      # mpn1432801
      GMC K35 with Dana 44 Series Axle 1978, Front Differential Cover by G2 Axle & Gear®. Designed utilizing the latest technology, this product by G2 Axle & Gear features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $109.99
    • (0 reviews)
      # 693023963
      GMC CK Pickup 1978, LPW Ultimate Rear Differential Cover by Strange®. Designed utilizing the latest technology, this product by Strange features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Provides structural support to housingImproves gear life by reducing housing flex
      $240.39
    • (0 reviews)
      # 693092730
      GMC CK Pickup 1978, Differential Cover by BTP®. Add more life to your transmission with this top-notch transmission part by BTP. Designed to complement your vehicle's high-performance engine, it is able to withstand the real-world...
      Designed to unleash the full potential of your vehicleRight for your vehicle and lifestyle
      $22.91 - $109.51
    • (0 reviews)
      # 692962512
      GMC CK Pickup 1978, Differential Cover by Speed FX®. Designed utilizing the latest technology, this product by Speed FX features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $34.04 - $121.19
    • (0 reviews)
      # 692957585
      GMC CK Pickup 1978, Differential Cover Gasket by Speed FX®. Designed utilizing the latest technology, this product by Speed FX features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $14.62 - $17.53
    • (0 reviews)
      # mpn2481134919
      GMC K35 with Dana 70 Series Axle 1978, Rear Differential Filler Plug by ARB®. Designed utilizing the latest technology, this product by ARB features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $19.95
    • (0 reviews)
      # mpn3094314221
      GMC K25 with GM 8.5" Series Axle with 10 Bolt Cover 1978, Rear Replacement Viton O-Ring by PPE®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover....
      Thoughtfully designed to match your diesel engine needsMade to help enhance the performance of your vehicle
      $1.79
    • (0 reviews)
      # 693078995
      GMC K35 with Dana 60 Series Axle 1978, Vibe-Lock™ Differential Cover Bolt Set by Percy's High Performance®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $53.17 - $61.21
    • (0 reviews)
      # 693044665
      Universal Rear Quick Change Cover Gasket by SCE Gaskets®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give your...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $7.38 - $12.06
    • (0 reviews)
      # mpn548039349
      Universal Differential Drain Plug by ATS Diesel Performance®. With Magnet. Universal fill plug for differential cover upgrade.
      1 Inch Diameter Drain Plug 3/8 HexStainless Steel Construction
      $26.60
    • (0 reviews)
      # mpn753353108
      Universal Differential Cover Bolt Kit by BTP®. Add more life to your transmission with this top-notch transmission part by BTP. Designed to complement your vehicle's high-performance engine, it is able to withstand the real-world...
      Designed to unleash the full potential of your vehicleRight for your vehicle and lifestyle
      $7.65
    • (0 reviews)
      # 693029807
      Universal Weld-On Logo by Blue Torch Fabworks®. Designed utilizing the latest technology, this product by Blue Torch Fabworks features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Will provide a reliable solution for off-road applicationsDesigned with the goal of meeting your DIY needs
      $9.57
    • (0 reviews)
      # 692975046
      Universal Filler Cap Assembly by Spidertrax®. With Steel Bung. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give your...
      High quality at an affordable priceExpertly made from premium materials
      $26.00 - $39.00
    • (0 reviews)
      # mpn466404737
      Universal Axle Vent Bladder by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...
      High quality at an affordable priceExpertly made from premium materials
      $138.96
    • (0 reviews)
      # mpn466407785
      Universal Differential Cover Fill Plug by Spicer®. Spicer parts are designed, engineered, and manufactured to meet or exceed OE requirements because they are OE parts, ensuring a perfect fit with our full line of industry-leading axles....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $8.16
    • (0 reviews)
      # mpn466409589
      Universal Differential Cover Plug by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
      High quality at an affordable priceExpertly made from premium materials
      $3.83
    • (0 reviews)
      # 693070966
      GMC K25 with GM 8.5" Series Axle / with GM 8.6" Series Axle with 10 Bolt Cover 1978, Differential Cover Kit by Trick Flow Specialties®. Differential covers feature heavy-duty A319 cast aluminum construction and extreme-duty bearing cap...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $170.74
    • (0 reviews)
      # 249409795
      GMC CK Pickup 1978, Kryptonite™ Differential Cover by Blue Torch Fabworks®. Designed utilizing the latest technology, this product by Blue Torch Fabworks features premium quality and will perform better than advertised. Perfect for...
      Will provide a reliable solution for off-road applicationsDesigned with the goal of meeting your DIY needs
      $82.82 - $181.20
    • (0 reviews)
      # mpn706315232
      GMC K35 with Dana 44 Series Axle 1978, Heavy Duty Front Differential Cover by Ox®. Ox Heavy Duty Differential Covers are made from tough nodular iron and are weldable for customization, these covers provide the ultimate in strength and...
      Adds sleek, beefy protection against trail damageKeeps the intricate moving parts of your differential safe and sound
      $151.46
    • (0 reviews)
      # 249409787
      GMC CK Pickup 1978, Differential Cover Ring by Blue Torch Fabworks®. Boost your the defence level of your differential and ring and pinion set from off-road hazzards with this heavy-duty differential cover. It's a perfect way to give...
      Will provide a reliable solution for off-road applicationsDesigned with the goal of meeting your DIY needs
      $35.65 - $74.29
    • (0 reviews)
      # 692975508
      GMC K35 1978, Front Differential Cover Bolt Flange by Blue Torch Fabworks®. Use the BTF Bolt Flange for Truss Ring to attach the Diff Cover to the Truss System. It is now available separately for use on hand built trusses and for other...
      Bare steelLaser cut from 3/8" high-strength steel plate
      $20.80
    • (0 reviews)
      # 693048986
      Universal Kryptonite™ Differential Skid by Blue Torch Fabworks®. Designed utilizing the latest technology, this product by Blue Torch Fabworks features premium quality and will perform better than advertised. Perfect for your vehicle...
      Will provide a reliable solution for off-road applicationsDesigned with the goal of meeting your DIY needs
      $82.82 - $181.20
    • (0 reviews)
      # mpn706705518
      Universal Differential Cover Fill PLug by Blue Torch Fabworks®. With Bung. The "BTF Diff Cover Fill Plug and Bung" was designed for use in our line of "Kryptonite" diff covers. The Bung installs and welds in from the inside of the cover...
      Designed for Kryptonite coversMachined on a lathe from cold-rolled bar stock
      $15.51


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