LDU Motor- und Untersetzungsgetriebe-Reparatursatz – Mit O-Ringen

Restore your Tesla Large Drive Unit Motor and Reduction Box to proper operating condition with this complete bearing and gasket kit.

This kit combines genuine SKF bearings with high-quality sealing components, making it ideal for professional workshops and experienced EV technicians performing full LDU and reduction box rebuilds.

Common Problems This Kit Solves

• Coolant leaks into the motor or inverter

• Whining / grinding noises caused by worn rotor or gearbox bearings

• Insulation faults leading to HV isolation errors
  

Kit Contents 

Bearings (SKF – genuine & authenticated):

• 2× SKF hybrid ceramic rotor bearings

• 2× SKF bearings for the primary shaft

• 2× SKF reduction box main differential high-speed bearing

• 2× SKF reduction box countershaft high-speed bearings

O-Rings:

• 19× O-ring gaskets – high-quality FKM (Viton®) with high resistance to high-temperature oil and coolant

• 3× Inverter inner cooling square gaskets – high-quality EPDM with high resistance to coolant

• 1× Gear middle-part cooling gasket – high-quality EPDM with high resistance to coolant

• 1× Electric motor back cover cooling gasket – high-quality EPDM with high resistance to coolant

• 1× Stator back cover cooling gasket – high-quality EPDM with high resistance to coolant

Oil Seals:

• 2× Output shaft seals

• 1× Gearbox oil seal
  
  

Vehicle Compatibility

• Tesla Model S (2012–2021)

• Tesla Model X (2015–2021)
  Versions: 60, 60D, 70, 70D, 75, 75D, 85, 85D, 90, 90D, 100D
  Performance: P85D, P90D, P100D

• Mercedes-Benz B-Class Electric Drive (B250e) (2014–2017)

• Toyota RAV4 EV (2012–2014)

Key Features

• Genuine SKF bearings, verified via SKF Authenticate app

• High-temperature and chemical-resistant sealing materials

• Designed specifically for high-voltage EV motor and LDU repairs

• Prevents repeat failures caused by coolant ingress

• Suitable for full LDU rebuilds and preventive maintenance