Transmission Parts

Rebuilt and NOS Transmissions, Transmission Shafts, Gears, Synchronizers, Shifters, Etc. for Automatic and Manual Transmissions on many models of Military Trucks.

Transmission Input Shaft

Transmission Input Shaft for M39A1 / M54A1 Series Trucks with MACK engine and M809 Series 5 Ton Trucks. Can be used for clutch alignment tool.

$75.00
3040-00-971-5019

Transmission Countershaft Spacer Sleeve

Transmission Countershaft Spacer Sleeve for M39 / M54 and M809 Series 5 Ton Military Trucks.

$28.00
5365-00-734-6749

Transmission Countershaft Bearing

Bearing for Transmission Countershaft on M39 / M54 and M809 Series 5 Ton Military Trucks.

$15.00
3110-00-117-0695

Transmission Idler Shaft Roller Bearing

Roller Bearing for Transmission Idler Shaft on M39 / M54 and M809 Series 5 Ton Military Trucks.

$20.00
3110-00-112-6565

Transmission Shaft Bearing

Transmission Main Shaft Bearing for M39 / M54 and M809 Series 5 Ton Military Trucks.

$20.00
3110-00-554-3450

Transmission Countershaft Bearing

Transmission Countershaft Bearing for M39 / M54 and M809 Series 5 Ton Military Trucks.

$25.00
3110-00-155-6741

Transfer and Transmission Shaft Nut

Nut for Transmission Shaft and Transfer Case Shaft on M39 / M54 and M809 Series 5 Ton Military Trucks.

$6.00
5310-00-492-9631

Transmission Countershaft Nut

Nut for Transmission Countershaft on M39 / M54 and M809 Series 5 Ton Military Trucks.

$6.00
5310-00-734-6779

Clutch Throw Out Bearing Linkage Shifter Fork

Clutch Linkage Shifter Fork Yoke for M39 / M54 and M809 Series 5 Ton Military Trucks

$28.00
2520-00-734-6742

Clutch Linkage Shifter Arm Lever

Clutch Shift Lever Arm for M39 / M54 and M809 Series 5 Ton Military Trucks.

$32.00
2520-00-734-8743

Clutch Throw Out Bearing Actuator Shaft

Clutch Shaft through Transmission Bellhousing for M809 Series 5 Ton Military Trucks. Does NOT fit the M816 Wrecker / Recovery vehicle which uses a longer shaft.

$25.00
3040-00-630-9964

Clutch Throw Out Bearing Actuator Shaft (Long)

Clutch Shaft through Transmission Bellhousing for M39 / M54 Series Military Trucks and M816 Military Wrecker / Recovery Vehicle.

$55.00
3040-00-734-8747

Transmission Shifter Fork Assembly

Transmission Fork Shifter Assembly for M39 / M54 and M809 Series 5 Ton Military Trucks.

$85.00
3040-00-196-2615

Transmission Input Shaft Seal

Transmission Input Shaft Oil Seal. Used on M39, M809 Series 5-Ton Military Vehicles with Spicer Manual 5-Speed Transmission

$21.00
5330-00-612-1188

Transmission Oil Seal

Transmission Rear Oil Seal. Fits M939, M911, M915A1, M915A2, M1070 and M977 Series Military Vehicles with Allison Automatic Transmission

$22.74
5330-00-999-3752

Differential Pinion, Transmission and Transfer case Seal

Oil seal used on Transmission, Transfer Case and Differential Pinion on M39, M809 and M939 Military Vehicles. Does not fit M939 Allison Automatic Transmission. Also used on M916, M917, M918, M919 and M920 Transfer Case Front Drive Shaft Output. See More info below for Fits

$20.00
5330-01-023-0269

Rubber Shifter Boot (QB)

Rubber Shifter Boot for M39 and M809 Series 5-ton Military Trucks with Spicer 5 Speed Spicer Transmission

Starting from $20.00
5325-01-105-6693
Out of Stock

Shifter Dust Boot

Shifter Dust Boot for M54, M809, and M35A1 and M35A2. New replacement boot is aftermarket.

Contact for Price and Availability
2530-00-039-8364
Out of Stock

Transmission Gasket Set

Complete Transmission Gasket Set. Used on M39 and M809 Series 5-Ton Military Trucks with Spicer Manual 5-Speed Transmission

$42.16
5330-00-692-6183

Transmission Gear Shift Cover Gasket

Transmission Gear Shifter Cover Gasket for M39 and M809 Series 5 Ton Military Trucks with manual transmission.

$7.66
5330-00-734-7590