Optional Ratio Gear Sets.

• Use the gears in different combinations front and rear to reduce torque twist in the rear and overdrive the front axle to help pull you through climbs easier
• The heavy duty gear set offers improved gear mesh reducing slop in the drive train
• Spiral cut gears offer increased gear tooth contact and run quieter
• New gear ratios offer a low gear and high gear range
• Hardened steel for increased strength and additional weight in the axle
• One set per axle required
• Laser etched markings