This part is a synchronizer, overdrive gear (trans codes gwy, gwx), for Chevrolet Trucks, and GMC Trucks cars. It fits for 58 General Motors vehicles which were sold in the U.S.. It's a genuine General Motors part with an OEM part number 12540300. Please keep in mind that this synchronizer is discontinued for the U.S. market since January 1, 2004.
This synchronizer 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
12540300
Part group number
04.38050
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
Part 12540300 Has Been Superseded
12540300 is discontinued since January 1, 2004 for the U.S. market;
12540300 component parts are allowed to be serviced separately since February 1, 1992 for the U.S. market.
This site is not owned or operated by General Motors Company.
The trade marks appearing on this website including, but not limited to: GM, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Opel, Pontiac, Saturn, Vauxhall and their respective logos, emblems, slogans and vehicle model names and body designs are trademarks and/or service marks of General Motors Company, its subsidiaries, affiliates or licensors.
This site is intended for reference only.