Red Line Oil V-Twin Transmission Oil with Shockproof - 1 US quart - 42804

Dampens transmission noise (reducing the notorious shifting clunk found in these gearboxes), dramatically reduces temperature, provides thicker oil films between gear teeth and resists throw-off. Same fluid as our unique Heavy ShockProof® Gear Oil. For all H-D® transmissions including with M8 engines, Evolution engines, Twin Cam engines and latest 6-speed Cruise Drive.. For all aftermarket versions like Baker, JIMS, S&S, etc..