Rearend identification
(→Ford: Add link; minor clean up) |
(→Casting numbers: Add text, links) |
||
| Line 5: | Line 5: | ||
==Casting numbers== | ==Casting numbers== | ||
Many if not all rear end housings will have some sort of casting number or ID cues to identify it. If the RPO decal is present (newer vehicles) or the broadcast or "build" sheet is available, it can show what was originally in the vehicle. Sometimes body/fender/cowl tags contain coded info that may list specifics on the rearend. | Many if not all rear end housings will have some sort of casting number or ID cues to identify it. If the RPO decal is present (newer vehicles) or the broadcast or "build" sheet is available, it can show what was originally in the vehicle. Sometimes body/fender/cowl tags contain coded info that may list specifics on the rearend. | ||
| + | |||
| + | ==Axle codes== | ||
| + | GM axles are stamped on the axle tube (and sometimes the center section) with codes for the year and ratio. Sometimes the casting numbers can also be used to show whether an axle housing is a limited slip differential (LSD) or not. | ||
| + | |||
| + | Some sites with ratio and axle code info are: | ||
| + | *[http://www.novaresource.org/axle.htm Axle Codes] from novaresource.org | ||
| + | *[http://www.thecamaro.com/Decoding/Chevy-Axle-Rear-End-Decoding/ Chevrolet Rear Axle Code Identification and Decoding] from thecamaro.com | ||
| + | *[http://www.thecamaro.com/Decoding/Chevy-Axle-Rear-End-Decoding/Chevy-Full-Size-Rear-Axle-Codes.php Chevrolet Full Size and Impala Rear End/Axle Assembly Codes] from from thecamaro.com | ||
| + | *[http://aplsweb.com/Topics/Differential.htm Various tid-bits, et cetera] from aplsweb.com | ||
| + | *[http://tech.oldsgmail.com/axle_useage.php GM A-body codes] from tech.oldsgmail.com | ||
| + | *[http://www.gnttype.org/numbers/axcodes.html Gear ratio info] from gnttype.org | ||
| + | |||
| + | Ford rear ends sometimes had tags under one of the carrier bolts that had the ratio and a code for being a LSD or not. Ford also used an axle code on the body tag on some models. | ||
==Date codes== | ==Date codes== | ||
Your Privacy Choices