This part is a piston, 1-2 band servo (with seal), for Chevrolet, Buick, Pontiac, Oldsmobile, and Cadillac cars. It fits for 34 General Motors vehicles which were sold in the U.S. from 1984 to 1993. It's a genuine General Motors part with an OEM part number 08646921, and a corresponding ACDelco part number 8646921. Please keep in mind that this piston is discontinued for the U.S. market since August 1, 2005, and is discontinued for Canada market since December 4, 2004.
This piston has dimensions 1.40 in × 3.10 in × 3.10 in, usually, it comes in a set of 1 item in retail packaging.
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
ACDelco
OEM number
08646921
ACDelco part number
8646921
Part group number
04.228
Part dimensions H×L×W
1.40 in × 3.10 in × 3.10 in
First year of use
1984
Last year of use
1993
Warehouse code
AR
Additional Information
Warranty
Standard 12 months GM warranty on replacement parts.
Return policy
Part is not returnable.
Product line
37
Franchise code
10
Spare part packaging options
Retail Packaging
Parts in retail packaging
1
08646921
Part 08646921 Has Been Superseded
08646921 is discontinued since August 1, 2005 for the U.S. market;
08646921 is discontinued since December 4, 2004 for Canada market.
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