This part is a piston, intermediate servo outer-with seal, for Chevrolet, Buick, Pontiac, Oldsmobile, and Cadillac cars. It fits for 47 General Motors vehicles which were sold in the U.S.. It's a genuine General Motors part with an OEM part number 08638938. Please keep in mind that this piston was replaced with 08678943 for the U.S. market on March 1, 1992.
This piston 100% fits for General Motors cars. It's made of top quality materials, it has passed not only all manufacturer's tests but also General Motors quality control and has to endure rough road conditions over a long time.
Spare Part Information
Technical Details
Brand
GM
OEM number
08638938
Part group number
04.22870
Additional Information
Warranty
Standard 12 months GM warranty on replacement parts.
Return policy
Part is not returnable.
Spare part packaging options
Retail Packaging
Parts in retail packaging
1
08638938
Part 08638938 Has Been Superseded
08678943 is discontinued since January 1, 2000 for the U.S. market;
08638938 was replaced with 08678943 on March 1, 1992 for the U.S. market;
08632928 was replaced with 08638938 on June 1, 1984 for the U.S. market.
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This site is intended for reference only.
