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8HP transmission prepped by HPR

We stock a good range of used 8HP transmissions available for our customers.
The transmissions are handpicked by us before they go through an extensive check to ensure you get a good transmission.

As standard, we include the upgraded A and D backing plates from Sonnax, all new seals, and breather mod kit installed.

All our used transmissions come with a 90 day startup warranty for peace of mind. 

Prepwork included

  • Remove all internal components
  • Remove mechatronics module
  • Disassembly and inspection of all internal components 
  • Inspect/measure all clutch packs/replace with new if needed 
  • Supply and install Sonnax HD backing plates for A and D clutch
  • Remove/install rear planetary gear (modified for GTR kits)
  • Supply and install rear seal kit/HPR output change (if purchased separately in kit)
  • Supply and install HPR breather mod-kit
  • Supply and install HPR front seal kit
  • Reinstall all internal components acc to specification
  • Install Oil pan, mechatronics module, wiring plug
  • Acid clean of transmission


Optional external prep work package for DCT and 8HP transmissions
(RB engine adaptation only)

  • Remove outside webbing for tunnel clearance
  • Make clearance for starter motor
  • Make clearance for front propshaft
  • Prep rear flange for adapter installation
  • Weld thread inserts to converter

Please contact us at for more info and availability

Used 8HP transmission
Used 8HP transmission Sale price1,00 NOK