Baker Drivetrain Grudgebox Builder’s Kit

Description

Built to take high horsepower abuse found in late model H-D performance applications while providing elegant shift precision.

• GrudgeBox – Straight 1st, 2nd 3rd, 4th, 5th and 6th gears, design and geared for performance buffs, racers and speed freaks seeking negligible power loss.
• All gears are straight cut for negligible parasitic power loss, providing maximum power transfer to the rear wheel
• Wide-ratio gearing for heavier performance applications
• Built for aggressive take-offs and long distances at above-average speeds
• 250 RPM drop at higher highway speeds (approx. 80 mph)
• Engineering focus on excessive durability
• Bulletproof main drive gear bearing (patent pending)
• Gears up to 40% wider than stock
• Positive dog tooth engagement in gear with pie-shaped shift dogs
• Frictionless linear detent shift system for smooth shifting
• Redundant neutral detent to make it easy to find neutral
• Low effort, single-axis/linear motion ratchet pawl for crisp, tight and easy shifting
• More durable than stock
• No case modifications required for installation

GrudgeBox Installation Instructions for 3.15 1st gear

• 2006-later Dyna
• 2007-later Softail & Touring

OR

• 2017-later M8 Models

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