Motul Gear 300 Estercore 75w90 Transmission/Diff Fluid 1L
Motul Gear 300 75W-90 – synthetic gear oil for Subaru WRX, STI, BRZ & Toyota GR86 transmissions. Non-LSD optimized, smooth shifts, race-proven durability.
Quick Fitment Guide: Subaru WRX / STI – Gear 300 for transmission & transfer case, Gear 300 LS for rear differential Subaru BRZ / Toyota GR86 – Gear 300 for transmission, Gear 300 LS for rear LSD differential
Optional Add-Ons
Motul Gear 300 Estercore 75w90 Transmission/Diff Fluid 1L
Motul Gear 300 Estercore 75w90 Transmission/Diff Fluid 1L
Motul Gear 300 75W-90 is a 100% synthetic ester-based gear oil engineered for the high-performance demands of Subaru WRX, STI, BRZ, and Toyota GR86 transmissions and drivetrains. Designed for racing and spirited driving, Gear 300 ensures smooth shifting, maximum protection, and long-lasting performance under extreme conditions.
Unlike the LS version, Gear 300 75W-90 is specifically formulated for transmissions and differentials without limited slip systems. This makes it the ideal choice for manual gearboxes, transfer cases, and open diffs in Subaru and Toyota performance cars. With excellent shear stability and superior wear resistance, Motul Gear 300 delivers confidence whether you’re on the street, track, or rally stage.
Key Features & Benefits
- Subaru & Toyota Ready – Perfect for WRX, STI, BRZ, and GR86 manual transmissions and open diffs
- Non-LSD Optimized – Designed for gearboxes and differentials without limited slip systems
- Race-Proven Durability – Handles extreme heat, shock loads, and heavy stress from motorsport use
- Smooth Gear Engagement – Ester-based formula ensures consistent shifting performance
- Wide Application Range – Works with synchronized/non-synchronized gearboxes, transfer cases, and propeller boxes
- 100% Synthetic Ester Technology – Superior lubrication film strength under extreme loads
Technical Specifications
Click to View Specs
- Viscosity Grade: SAE 75W-90
- Base: 100% Synthetic Ester
- Applications: Manual transmissions, open diffs, transfer cases (non-LSD)
- Performance Standards: API GL-4 / GL-5, MIL-L-2105D
- Optimized For: High load, shock load, and high-performance driving
- Download Motul Technical Data Sheet (PDF)
Motul Gear 300 vs Gear 300 LS – Which One Do You Need?
Motul offers two high-performance gear oils for Subaru and Toyota enthusiasts: Gear 300 and Gear 300 LS. Both are 100% synthetic ester-based fluids designed for motorsport conditions, but each has a different application.
| Feature | Motul Gear 300 75W-90 | Motul Gear 300 LS 75W-90 |
|---|---|---|
| Main Use | Manual transmissions, open differentials, transfer cases | Limited Slip Differentials (LSD) – rear diffs in WRX/STI/GR86/BRZ |
| Compatibility | Non-LSD driveline components | All types of LSDs (clutch-type, helical, torsen, etc.) |
| Friction Modifiers | No – optimized for smooth synchro engagement in gearboxes | Yes – prevents chatter and wear in LSDs |
| Best For | Transmission fluid changes, transfer cases, open diffs | Rear differential fluid changes in WRX, STI, GR86, BRZ |
| Viscosity | 75W-90 | 75W-90 |
| Technical Data Sheets | Gear 300 TDS (PDF) | Gear 300 LS TDS (PDF) |
Quick Fitment Guide:
- Subaru WRX / STI – Gear 300 for transmission & transfer case, Gear 300 LS for rear differential
- Subaru BRZ / Toyota GR86 – Gear 300 for transmission, Gear 300 LS for rear LSD differential
Driven.Media Install Instructions
This Product Fits
Confirmed Vehichle Fitment for Motul Gear 300 Estercore 75w90 Transmission/Diff Fluid 1L