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Motul Gear Competition 75w-140 Fully Synthetic Racing Transmission & LS Differential Oil

Motul Gear Competition 75w-140 is a fully synthetic, ester based, extreme pressure lubricant for manual transmissions of high performance and racing cars.



Specially designed for racing vehicle gearboxes, including speed way, rally, and raid applications.

Suitable for all hypoid differentials with limited slip systems, gearboxes with integrated limited slip differentials (LSD), manual transmission, synchronised or not synchronised gearboxes, transfer gearboxes operating under shocks, heavy loads and low revolution speed or moderate loads and high revolution speed. 

General Details:

SAE viscosity class75W-140
API specificationGL-5
for components see parts list 

Additonal Images:


  • Provides efficient anti-wear protection, better resistance at high temperatures and longer life span
  • Included friction modifier avoid noisy or dragging limited slip differential
  • 0% shear loss - unshearable oil film in extreme conditions
  • Stays in 140 grade after KRL 20 hours shear test as requested by SAE J306 standard
  • Very high lubricating power which decreases friction and wear
  • 140 grade at hot temperature provides outstanding oil film resistance at hot temperature and reduces transmission noise
  • Fluid at low temperature to allow easier and comfortable gear shifting when the gearbox is cold
  • Less effort required on the gear lever to shift the gears
  • Suitable for any type of seal and yellow material used in gearboxes design
  • Anti-corrosion and anti-foam properties


    • Standards:
      • Above existing standards
    • Specifications:
      • API GL-5
      • Mugen Le Mans 24H
      • Hewland and X-Trac Japanese GT

    Motul Gear Competition 75w-140 Fully Synthetic Racing Transmission & LS Differen

    SKU: 105779
    VAT Included
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