Having issues diagnosing problems with your SM465 GM 4 Speed manual transmission? we can help.

Below you will find a detailed parts list for the SM465 manual transmission that includes complete rebuilt transmissions, bearing rebuild kits with and without synchro rings, seals, small parts kits, bushings, individual bearings, hub slider, synchro rings, forks, gears and shafts. Also available are bearing retainers, shift components and small parts. If you need more information or cannot find the parts you need give us a call, if you would like to save money, ask about our good take out parts (GTO), they are inspected and guaranteed.

If you need more information or cannot find the parts you need give us a call toll free 888-824-2014, if you would like to save money, ask about our good take out parts (GTO), they are inspected and guaranteed.

We have a large inventory of rebuilt SM465 Manual Transmissions plus transmission parts. Our factory rebuilt re-manufactured transmissions are dyno tested before leaving the factory, ensuring the highest quality, We offer a no hassle 12 month warranty, performance guaranteed. The SM465 is a four speed, RWD or 4WD transmission. The SM465 is a Muncie engineering design, this transmission is a top loader, tower shifter with a non synchronized granny low 1st gear. 2nd through 4th gear uses brass syncro rings, bushings are used under all gears on the main shaft. 3rd and 4th gear are the only gears removable from the counter shaft. The SM465 was installed in both light and heavy duty applications, the case is cast iron with PTO covers on each side. This transmission has two different top covers, cast iron was used from 1968 to 1987, aluminum top covers were installed between 1988 and 1991. The SM465 was used by General Motors starting in 1967. We also offer upgrades for your SM465 including an upgrade for 3rd gear on main shaft and slider to prevent popping out of gear.

Free SM465 5 Manual Transmission Speed Parts Illustration

Below we provide a SM465 parts illustrations (2 pages) to assist you with the correct identification of the parts you need. Select the parts you require from the following list and give us a call. One of the most common problems is rough bearing failure noise coming from the front of the transmission clutch area. This is generally caused by pilot bearing failure that generally damages the input shaft.

To speak to a Drive Train Expert or to place an order call toll free 888-824-2012!

Need Stronger Parts?

Midwest Transmission can Cryogenic Treat any shaft or gear. This cryo treatment will add 30% in component strength. Call 888-824-2012 for a quote.

Rebuilt Dyno Tested SM465 Transmissions 12 month warranty

Rebuilt Overhaul Bearing Kits SM465 Transmission

Gaskets & Seal Kits SM465 Transmission

Small Parts & Bushings

Bearings SM465 Transmission

Hubs & Sliders SM465 Transmission

Syncro Assemblies & Rings SM465 Transmission

Shift Forks and Rails SM465 Transmission

Gears SM465 Transmission

Input, Main & Counter Shafts SM465 Transmission

Bearing Retainer SM465 Transmission

Shift Components SM465 Transmission

Small Parts SM465 Transmission

If you need more information or cannot find the parts you need give us a call toll free 888-824-2014, if you would like to save money, ask about our good take out parts (GTO), these parts are identified with a number ending in “U” they are inspected and guaranteed.