Bel-Ray Big Twin 85W-140 Premium Transmission Oil for Heavy-Duty V-Twin Motorcycles

Engineered specifically for high-performance Harley-Davidson® and other V-Twin motorcycles with separate transmission systems, this advanced 4-stroke formula delivers unmatched protection and smooth operation.

Why Riders Choose This Oil:
– Optimized for Heavy Loads: Multi-grade 85W-140 viscosity maintains stability under extreme pressure, protecting gears from wear even during aggressive riding or towing.
– Silent & Precise Shifting: Reduces gear whine and notchiness for buttery transitions between gears—ideal for both air-cooled and liquid-cooled Big Twin transmissions.
– Extended Component Life: Advanced anti-wear additives minimize metal-to-metal contact, keeping your transmission running smoother for longer.

Perfect For:
– Touring bikes carrying heavy loads
– Stop-and-go city riding
– High-temperature environments

Tech Specs: Meets or exceeds OEM requirements for most V-Twin motorcycles with separate gearboxes.

Upgrade your ride with oil trusted by mechanics and long-distance riders alike—experience the difference in every shift.