1966 GMC 2500 Series Transmission Parts
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- Clutch Kits
- Automatic Transmission Oil Coolers
- Transmission Mounts
- Solenoids, Sensors, Switches, Control Units
- Transmission Filters
- Automatic Transmission Torque Converters
- Transmission Shifters
- Clutch Flywheels
- Pans, Drain Plugs, Filler Caps
- Seals & Gaskets
- Rebuild Kits
- Clutch Linkages
- Automatic Transmission Valve Bodies
- Bearings
- Automatic Transmission Oil Pumps
- Transmission Shafts & Gears
- AT Bands & Clutches
- Automatic Transmission Assemblies
- Clutch Pressure Plates
- Transmission Fluids, Oils & Additives
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LuK®RepSet™ Clutch KitGMC 2500 Series Standard Transmission 1966, RepSet™ Clutch Kit by LuK®. Input Shaft Spline: 1 1/8" x 10 Teeth. Designed and engineered to perfectly match the vehicle’s unique performance characteristics, every LuK RepSet™ is...Engineered and manufactured to OE specificationsPerfectly balanced$124.61 - $158.08 - Hayden®High Performance Transmission Oil Cooler KitGMC 2500 Series 1966, High Performance Transmission Oil Cooler Kit by Hayden®. Featuring a lightweight aluminum construction, this high performance transmission oil cooler is designed to provide outstanding cooling, as well as...SAE 45 degree fittings for maximum reliabilityElectrostatically powder coated to prevent corrosion$45.89 - $54.93
- LuK®Single Mass FlywheelGMC 2500 Series Standard Transmission 1966, Single Mass Flywheel by LuK®. Flywheel Tooth Number: 168. LuK conventional flywheels are dynamically balanced to reduce vibration and improve clutch performance. All new – never...Engineered and manufactured to OE specificationsAll new components - including ring gear and dowel pins$85.70
- Four Seasons®Ultra-Cool Automatic Transmission Oil CoolerGMC 2500 Series Automatic Transmission 1966, Ultra-Cool Automatic Transmission Oil Cooler by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$34.32 - $43.88
- Four Seasons®Rapid-Cool Automatic Transmission Oil CoolerGMC 2500 Series Automatic Transmission 1966, Rapid-Cool Automatic Transmission Oil Cooler by Four Seasons®. Without Bypass. Does not Include: Electric Fan, Fittings, Gasket, Spring. All products are engineered and tested to provide...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$58.18 - $73.56
- Hayden®Ultra-Cool™ Transmission Oil Cooler KitGMC 2500 Series 1966, Ultra-Cool™ Transmission Oil Cooler Kit by Hayden®. This product is an effective and economical way to keep your transmission at its optimum operating temperature. The high-efficiency turbulators in every tube...Compatible with OEM cooler systemsUltrasonically soldered for reliability$27.87 - $34.01
- Hayden®Rapid-Cool™ Transmission Oil Cooler KitGMC 2500 Series 1966, Rapid-Cool™ Transmission Oil Cooler Kit by Hayden®. This premium transmission oil cooler features a unique plate and fin design, which is 33% more efficient than a comparable tube and fin design. Thanks to its...Compatible with OEM cooler systemsUnique plate and fin design$47.54 - $70.66
- WIX®Transmission Filter KitGMC 2500 Series USA Built with Powerglide Transmission 1966, Transmission Filter Kit by WIX®. WIX transmission filters protect transmissions against contaminants in the transmission fluid system. Proper filtration helps improve...Protect transmission fluid systemHighly durable and reliable$10.03
- Mahle®Automatic Transmission Oil Pan GasketGMC 2500 Series Automatic Transmission 1966, Automatic Transmission Oil Pan Gasket by Mahle®. Material: Paper. Designed utilizing the latest technology, this product by Mahle features premium quality and will perform better than...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$5.14
- Fel-Pro®Automatic Transmission Oil Pan GasketGMC 2500 Series Automatic Transmission 1966, Automatic Transmission Oil Pan Gasket by Fel-Pro®. Bolt Hole Quantity: 14 Bolt Holes. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using...Direct OEM replacement for a proper fitEnsures reliable sealing performance$8.32
- Pioneer Automotive®Automatic Transmission Super Repair KitGMC 2500 Series Automatic Transmission 1966, Automatic Transmission Super Repair Kit by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$226.80
- Moroso®Solid Transmission MountGMC 2500 Series Automatic Transmission 1966, Solid Transmission Mount by Moroso®. Designed utilizing the latest technology, this product by Moroso features premium quality and will perform better than advertised. Perfect for your...Solid Transmission Mounts must be used in conjunction with Solid Motor Mounts to prevent breakage of engine block and transmission case due to torsional stressReplaces stock, OEM-style soft rubber mount to eliminate linkage binding, driveline misalignment and unwanted transmission movement in racing and street performance applications$42.99
- Racing Power Company®Flywheel Dust CoverGMC 2500 Series Automatic Transmission 1966, Flywheel Dust Cover by Racing Power Company®. Material: Steel. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect...One-of-a-kind style will help customize your autoWill deliver unparalleled levels of durability$34.38 - $38.99
- National®Manual Transmission Input Shaft SealGMC 2500 Series 1966, Manual Transmission Input Shaft Seal by National®. Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured using exclusive National Dynamic Edge technology that...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$7.23 - $7.31
- Four Seasons®Automatic Transmission Oil Cooler HoseGMC 2500 Series Automatic Transmission 1966, Automatic Transmission Oil Cooler Hose by Four Seasons®. Does not Include: Electric Fan, Bracket, Fastner, Fittings, Gasket, Mounting Hardware. All products are engineered and tested to...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$12.20
- National®Automatic Transmission Torque Converter SealGMC 2500 Series Transmission with GMC PowerGlide Transmission 1966, Automatic Transmission Torque Converter Seal by National®. Front. Width: 0.425". Inside Diameter: 1.875". Outside Diameter: 2.762". Housing Bore: 2.758". Flanged...Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection$4.83
- National®Manual Transmission Output Shaft SealGMC 2500 Series 1966, Manual Transmission Output Shaft Seal by National®. Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured using exclusive National Dynamic Edge technology that...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$2.92 - $12.59
- Four Seasons®Automatic Transmission Oil Cooler Mounting KitGMC 2500 Series Automatic Transmission 1966, Automatic Transmission Oil Cooler Mounting Kit by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$2.91 - $17.55
- Four Seasons®Transmission Oil Cooler CouplingGMC 2500 Series Transmission with 1/2"-20 Thread 5/16" Transmission Lines 1966, Transmission Oil Cooler Coupling by Four Seasons®. With Quick Connect Coupler. All products are engineered and tested to provide years of trouble free...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$6.19
- Fel-Pro®Manual Transmission Gasket KitGMC 2500 Series 1966, Manual Transmission Gasket Kit by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$12.56 - $15.69
- Hayden®Transmission Oil Cooler CouplingGMC 2500 Series 1966, Transmission Oil Cooler Coupling by Hayden®. Replace your defective oil cooler coupling with this part. Manufactured from premium brass, the part fits most 5/16" transmission lines with 1/2"-20 thread. It is...Fits most 5/16" trans-lines with 1/2"-20 threadCompatible with OEM cooler systems$4.69
- Hayden®Transmission Oil Cooler HoseGMC 2500 Series Automatic Transmission 1966, Transmission Oil Cooler Hose by Hayden®. Covered in Black Hypalon. This part provides a safe heat and oil resistant connecting line between your oil cooler and transmission. Manufactured from...Direct replacement for proper fitMade of black chemigum (nitrile)$9.62
- Hayden®Transmission Oil Cooler Mounting KitGMC 2500 Series Automatic Transmission 1966, Transmission Oil Cooler Mounting Kit by Hayden®. With this product, you can easily install both your transmission oil cooler and electric fan. This product is made of high-quality materials...For Installation Of Transmission Coolers And Electric FansProvides quick, effective installation of Hayden products$15.56 - $17.06
- Shifnoid®Electric Shifter Solenoid KitGMC 2500 Series Automatic Transmission 1966, Electric Shifter Solenoid Kit by Shifnoid®. Designed utilizing the latest technology, this product by Shifnoid features premium quality and will perform better than advertised. Perfect for...Expertly crafted from premium materialsDesigned to match rigorous quality standards$141.87 - $153.81
- Shifnoid®Replacement Electric Shifter SolenoidGMC 2500 Series Transmission with B&M Pro Stick Shifter / Hurst Quarter stick Shifter / TCI Outlaw Shifter / TCI Thunderstick Shifter 1966, Replacement Electric Shifter Solenoid by Shifnoid®. Designed utilizing the latest technology,...Expertly crafted from premium materialsDesigned to match rigorous quality standards$107.21
- National®Automatic Transmission Extension Housing Seal KitGMC 2500 Series Transmission with 2-Speed GMC PowerGlide Transmission 1966, Automatic Transmission Extension Housing Seal Kit by National®. Seal and Bushing Kit. With Boot. Width: 0.470". Inside Diameter: 1.502". Outside Diameter:...Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection$8.72
- National®Manual Transmission Shift Shaft SealGMC 2500 Series 3-Speed with GMC SM326 Transmission 1966, Manual Transmission Shift Shaft Seal by National®. Width: 0.156". Inside Diameter: 0.750". Outside Diameter: 1.010". Housing Bore: 0.999". Don’t just repair a leak, prevent...Low swell in hydrocarbon fluidsDesign type: spring loaded; multi-lip$4.67
- Trans-Dapt®Transmission Mount PadGMC 2500 Series Automatic Transmission 1966, Transmission Mount Pad by Trans-Dapt®. Material: Urethane. Designed utilizing the latest technology, this product by Trans-Dapt features premium quality and will perform better than...Engineered to enhance your vehicle's performanceMade to stringent quality standards$95.01
- National®Manual Transmission Input Shaft SealGMC 2500 Series 4-Speed with New Process 435GA Transmission 1966, Manual Transmission Input Shaft Seal by National®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...Designed for dependable operation and lasting performanceMeets OE configurations$7.31
- National®Manual Transmission Input Shaft Repair SleeveGMC 2500 Series 3-Speed with GMC SM326 Transmission 1966, Manual Transmission Input Shaft Repair Sleeve by National®. Flanged Outside Diameter: 1.500". This part is manufactured by one of the most trusted names in the automotive...Ultra-thin construction (0.01/0.25 mm wall thickness) allows original seal size to be used with minimal additional lip loadingEasy to install with removable flange and installation tool$32.16
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1966 GMC 2500 Series Transmission Reviews
1 review
Posted by Alan (Saint Paul, MN) / August 21, 20212015 Toyota Venza
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