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⚙️ Shift Smooth, Ride Loud—But Keep Your Transmission Quiet!
Bel-Ray Big Twin Transmission Oil is a premium synthetic 85W-140 multi-grade oil designed specifically for heavily loaded 4-stroke V-Twin motorcycle transmissions. It reduces gear noise, smooths shifting, and protects gears under high heat and heavy acceleration, making it a top choice for riders seeking reliable, long-lasting transmission performance.
| ASIN | B005K60FJK |
| Best Sellers Rank | #8,350 in Automotive ( See Top 100 in Automotive ) #16 in Gear Oils |
| Brand Name | Bel-Ray |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (789) |
| Included Components | Bel-Ray 96900-BT1 |
| Item Form | Oil |
| Item Type Name | Gear Oils |
| Item Weight | 2 pounds |
| Liquid Volume | 1 liters |
| Manufacturer | Bel-Ray |
| Material | Synthetic |
| Model Number | 96900-BT1 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 840-1483 |
| Recommended Uses For Product | Transmission Oil |
| Specific Uses For Product | Motorcycle transmissions and final drives, Big Twin air-cooled/liquid-cooled transmissions and final drives, meeting API GL-5 standard |
| UPC | 690509401318 690509114225 |
| Unit Count | 33.81 Fluid Ounces |
| Upper Temperature Rating | 350 °F |
| Viscosity | 85W 140 |
| Warranty Description | Manufacturer |
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