ATP Parts CM-22 Automatic Transmission Master Repair Kit

Automatic Transmission Master Repair Kit

ATP Parts CM-22 is an automatic transmission master repair kit for rebuilding select 1987 Chevrolet and GMC applications. It brings together the core service components needed for a transmission overhaul, with parts engineered to match original fit and function for dependable service life.

Built for transmission rebuild work on vehicles such as the 1987 Chevrolet Astro, Camaro, Corvette, S10, and GMC Jimmy, this kit supports a wide range of GM rear-wheel-drive and light truck applications. ATP CM-22 is a practical choice when the transmission needs a complete service kit rather than isolated replacement parts.

Key Features

• Automatic transmission master repair kit for rebuild service
• Includes friction and steel clutch plates, seals, o-rings, gaskets, and sealing rings
• Engineered to fit and function like original components
• Built for long service life and durability in transmission repair applications
• Fits select 1987 Chevrolet and GMC models

Detailed Description

ATP Parts CM-22 is designed for automatic transmission rebuilds where worn internal components need to be replaced together. The kit combines the friction and steel clutch plates with sealing components commonly required during a master overhaul, helping restore proper transmission operation after disassembly. This part cross-references Dorman - HELP 42200 and EXEDY OEM 16069 for the same application.

Compatible With 1987 Chevrolet Astro, 1987 Chevrolet Blazer, 1987 Chevrolet Camaro, 1987 Chevrolet Caprice, 1987 Chevrolet Corvette, 1987 Chevrolet El Camino, 1987 Chevrolet G10, 1987 Chevrolet G20, 1987 Chevrolet G30, 1987 Chevrolet Monte Carlo, 1987 Chevrolet R10, 1987 Chevrolet R10 Suburban, 1987 Chevrolet R20, 1987 Chevrolet R20 Suburban, 1987 Chevrolet R30, 1987 Chevrolet S10, 1987 Chevrolet S10 Blazer, 1987 Chevrolet V10, 1987 Chevrolet V10 Suburban, 1987 Chevrolet V20, 1987 Chevrolet V20 Suburban, 1987 Chevrolet V30, 1987 GMC G1500, 1987 GMC G2500, 1987 GMC G3500, 1987 GMC Jimmy, and 1987 GMC R1500.

Common Repair Uses

• Worn clutch material during transmission rebuilds
• Fluid leaks from aged seals, o-rings, or gaskets
• Harsh or inconsistent shifting caused by internal wear
• Transmission service after teardown and inspection
• Replacement of sealing rings during overhaul work

Installation Notes and Tips

Confirm transmission identification before ordering and compare all friction, steel, and sealing components to the original parts during disassembly. Clean all mating surfaces thoroughly, inspect hard parts for wear, and follow the vehicle service manual for assembly clearances, torque values, and fluid specifications. Because this is a master repair kit, it is intended for complete transmission service rather than a single external repair.

Quality Assurance

ATP components are engineered to match original part fit and function for reliable service in transmission rebuild applications. The CM-22 kit is built to support durable repair work on confirmed 1987 Chevrolet and GMC fitments.