







⚙️ Shift into the fast lane with flawless gear protection!
Red Line 50304 MT-90 75W-90 GL-4 Manual Transmission and Transaxle Lubricant delivers high-performance gear protection and smoother shifting. Its GL-4 safe formula prevents brass synchro damage by excluding reactive sulfurs, making it perfect for manual transmissions requiring 75W-90 viscosity. Trusted since 1979, this 1-quart bottle ensures longer synchro life and reliable performance across GL-1, GL-3, and GL-4 applications.






| Material | Brass |
| Brand | Redline Oil |
| Package Information | Bottle |
| Liquid Volume | 32 Fluid Ounces |
| Item Weight | 1.7 Pounds |
| Recommended Uses For Product | Lubricant,Lube |
| Viscosity | 75W90 |
| Specific Uses For Product | Lubricant for manual transmissions and transaxles, Prevent corrosion, Enable smooth shifting, Provide gear protection |
| Item Form | Fluids,Oil |
| Global Trade Identification Number | 00083522503044 |
| Manufacturer | Yukon Gear & Axle |
| Unit Count | 32.0 Fluid Ounces |
| UPC | 083522503044 |
| SAE J300 Viscosity Grade | 75W-90 |
| Number of Items | 1 |
| Model | MT90 75W90 GL4 QT |
| Item Weight | 1.7 pounds |
| Product Dimensions | 9 x 4 x 4 inches |
| Item model number | 50304 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 50304 |
| OEM Part Number | 50304 |
Trustpilot
2 weeks ago
2 days ago