200-4R Valve Body Assembly 1981-1990 CTS-200R4-VLB-2188 Sonnax

Sonnax 200-4R Valve Body Assembly

Overview

Quality replacement complete valve body for the GM 200-4R four-speed overdrive automatic transmission. This Sonnax valve body is manufactured to OEM specifications for guaranteed fitment in all 200-4R applications.

The 200-4R is the factory overdrive transmission for the legendary Buick Grand National and GNX, making quality replacement parts essential.

Fits 1981-1990 Buick Grand National, Regal, GNX, T-Type, 1982-1984 Corvette, 1983-1988 Monte Carlo SS, and other GM vehicles. Precision-manufactured for reliable operation in both stock and performance turbocharged applications.

All parts ship from our warehouse with quality inspection. Same-day shipping on most orders. Professional installation recommended.