Chevrolet C20 Automatic Transmission Parts
This page brings together automatic transmission parts for the Chevrolet C20, covering model years 1975–1986. The range includes vacuum modulators, extension housings, and shift lever assemblies, with both standard replacement and performance-oriented options available. Select your year above and we'll show only the automatic transmission parts that fit your Chevrolet C20. Fitment is checked against our vehicle data for every part listed.
What's here for your Chevrolet C20
- Automatic Transmission Vacuum Modulators
- Automatic Transmission Extension Housings
- Automatic Transmission Shift Lever Assemblies
- Performance and rebuild kits
The widest selection of automatic transmission parts for the Chevrolet C20 here comes from ATP, Standard Motor Products, Speedmaster, and B&M. Other categories Chevrolet C20 owners shop for: Chevrolet C20 Exhaust Hardware, Chevrolet C20 Exhaust Gaskets and Seals and Chevrolet C20 Exhaust Brackets and Hangers, or browse all Chevrolet C20 parts and accessories.