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Final Drive Service Kits, Related Parts & Tools


We have put together these Final Drive Service Kits to help you select parts you will need when working on your final drive. The final drive kits, recommended tools and additional recommended parts are specific for your BMW airhead model and year. Once you have your model and year selected it will narrow down the list for your specific bike. We have also included down below recommended special tools you will need to help you when working on your final drive.

Seal & Bearing Replacement Service Kits

Complete Seal Kits for your Final Drive

  • Make sure you have your model and year to narrow down the correct final drive seal kit for your model
  • Includes all the seals you will need to reseal your final drive.

Complete Bearing Replacement Service Kits

  • Make sure you have your model and year to narrow down the correct final drive bearing kit for your model
  • Includes all the bearings you will need to recondition your final drive.

Just a few steps

Select your parts below to add to your basket

  • Make sure you have your model and year to narrow down the parts you will need
  • Add Your Final Drive Service Kit
  • Add any relevant additional tools you may need
  • Add any additional recommended parts you may also want to replace while completing this service

Final Drive Example performed on a 1985 R80 RT

This video applies to 85+ Classic MONOLEVER BMW Airheads

Also, applies to R80 G/S & R80 ST


Final Drive Example performed on a 1975 R90/6

This video applies to 1970 to 1984 Classic BMW Airheads*

*There are a few minor differences on the 1970-1973 & 1981-1984 models

33. Final Drive Service Kits
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Please note: Showing all products in this category. Select your bike to display only products for specific fitment
Pinion Shim Part #3312717-737
High quality OEM equivalent shims for the Pinion on BMW final drives.

Available in thickness from 1.50mm to 2.50mm
In Stock
$7.95

Final Drive Shim Part #3312403-407
Available Sizes: 1.95mm to 2.15mm

Rear crowngear bearing spacer
In Stock
$10.95

Final Drive Shim Part #3312544-545
Available in: 0.10mm or  0.15mm

Spacer for the crown wheel of the final drive, between the bearing and the shaft seal.
In Stock
$23.00

Compression Ring Part #3312461-440
Differential, crown wheel bushing for the R80 G/S 1980-1984 and R80 ST 1982-1984

  • Sizes from: 2.7mm to 3.5mm
In Stock
$8.95

Final Drive Pinion Holding Tool View Full Product
★★★★★ ★★★★★
Final Drive Pinion Holding Tool Part #8833021 This tool immobilizes the final drive pinion and allows you to easily and safely loosen and tighten the nut on all 1970 and later dual shock and Monolever models.
In Stock
$89.95

Final Drive Holding Fixture View Full Product
★★★★★ ★★★★★
Final Drive Holding Fixture Part #8833030
In Stock
$64.95

5 Speed Gearbox Measuring Plate Part #8871133
Not in stock, we have more coming soon!

Place an order to reserve.
$189.95

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