GMC K15 Transmission Service Kits
This page brings together transmission service kits covering GMC K15 model years 1975 through 1984, including automatic transmission filter kits, overhaul kits, shift kits, and shift lever kits. Pick your GMC K15's year above to narrow the list to transmission service kits with confirmed fitment. Every part shown is checked against our vehicle data.
B&M 80775 Unimatic Automatic Detent Shifter Universal 3-Speed 4-Speed
B&M 80683 QuickSilver Automatic Ratchet Shifter Universal Floor Mount
B&M 80680 MegaShifter Automatic Ratchet Shifter for Light Trucks
B&M 80690 MegaShifter Automatic Ratchet Shifter for 3-4 Speed Transmissions
B&M 80776 Automatic Detent Shifter SportShifter with Lighted Gear Indicator
B&M 80685 MegaShifter Automatic Ratchet Shifter Right Hand Drive
B&M 30229 TransKit Automatic Transmission Rebuild Kit for GM TH-350
B&M 20229 TransKit Automatic Transmission Shift Improver Kit for TH400
B&M 20228 TransPak Recalibration Kit for GM TH400/TH375 Automatic Transmissions
B&M 30228 TransPak Recalibration Kit for GM TH350 Automatic Transmissions
B&M 20260 Shift Improver Kit for TH400 TH375 TH475 Transmissions
What's here for your GMC K15
- Automatic Transmission Filter Kits — replacement filters paired with gaskets for routine fluid service
- Automatic Transmission Overhaul Kits — comprehensive sets of seals, gaskets, and internal components for rebuild work
- Automatic Transmission Shift Kits — valve body calibration components designed to firm and sharpen shift timing
- Automatic Transmission Shift Lever Kits — replacement and performance-oriented levers for column or floor shifters
The widest selection of transmission service kits for the GMC K15 here comes from ATP, B&M, Transgo Performance, and Hurst, spanning everything from basic filter service to performance-focused shift calibration and universal-fit overhaul components. Other categories GMC K15 owners shop for: GMC K15 Steering Wheels, GMC K15 Exhaust and Tail Pipes and GMC K15 Doors and Door Parts, or browse all GMC K15 parts and accessories.