It provides superior anti-wear, smooth shifting and reduces gear noise. Big Twin Transmission Oil. For Big Twin, air-cooled/liquid-cooled transmissions. Viscosity: 85W140. PART NUMBER: 96900-BT1. Quiets gear whine and improves shifting.
Big Twin 1L Synthetic Transmission Oil 85W-140 for Optimal V-Twin Performance
Yoursme Mainshaft Sprocket Wrench Harley 1 7/8" Big Twin Twin Cam - FROM USA
BEL-RAY 85W-140 BIG TWIN V-Twin HARLEY-DAVIDSON Transmission Gear Diff Oil 1L
BEL-RAY 85W-140 BIG-TWIN HARLEY-DAVIDSON Transmission Gear Differential Oil 1L
17x 3AC HARLEY DAVIDSON ALL EVO BIG TWIN VALVE SEAT CUTTER CARBIDE TIPPED EXPRES
BEL-RAY 96920-BT1 Primary Chaincase Lubricant 1L For Harley Fits Big Twin