GrudgeBox Builder's Kit Configuration:2018-Up M8 Softail, Polished Door, N1 Shift Pattern All DD5 bearing doors have

All DD5 bearing doors have the same outer profile as a stock 5-speed

5 Hog Black Pan

2005-2010 Big Dog Motorcycles Primary Fluid Capacity Dry: 32 fl-oz

Less shift clunk - Each design improvement combines in a precise mechanical choreography that is inherently silent

Polish 13102-56 130-56FP All BAKER hydraulic kicker covers BAKER Hydraulic Kicker Cover Dipstick

GrudgeBox Builder's Kit Configuration:2018-Up M8 Softail, Polished Door, N1 Shift Pattern All DD5 bearing doors haveThe GrudgeBox is a tough overdrive 6 speed to replace your stock 6 speed! The GrudgeBox was engineered with a focus on excessive torque capacity and crisp shifting. All gears are straight cut in a way that ensures maximum power transfer to the rear wheel. This gearset was designed and geared for the everyday highway riders, speed freaks, and even racers! Features Built to take high horsepower abuse found in late model H D performance applications