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100WRH01 - Motorcycle Gear Set Wide Ratio

Availability: In stock


Product Weight (lbs.) 3.1
Warranty 3 Months


100WRH01 is a wide-ratio gear set engineered and manufactured to exact specifications for direct replacement of the factory gears. ACT wide-ratio gears incrementally broaden second through fifth gear, allowing increased range for off-road riding or higher top speeds. All ACT wide-ratio gear sets are made of properly heat-treated and case-hardened, chrome-moly steel.

Feel Experience more versatility, making the ride both easier and more enjoyable
Life Maximum life using heat-treated and case-hardened gear steel
Quality Robustly engineered, precisely machined and precision ground
Recommended Use Recommended for Street use, Dual Sport, Desert, or Supermoto
ACT Difference Utilize the full, broad power band by incrementally spacing 2nd thru 5th gear ratios, using sprockets that make sense for all riding needs

Vehicle Fitment

Fitment Info
Application Engine
2002 Honda CRF450R Base - -- GAS FI 449cc
2003 Honda CRF450R Base - -- GAS FI 449cc
2004 Honda CRF450R Base - -- GAS FI 449cc
2005 Honda CRF450R Base - -- GAS FI 449cc
2006 Honda CRF450R Base - -- GAS FI 449cc
2007 Honda CRF450R Base - -- GAS FI 449cc
2008 Honda CRF450R Base - -- GAS FI 449cc


This product can expose you to chemicals including carbon black, glass wool fibers, and silica (in clutch discs), chromium and nickel, which are known to the State of California to cause cancer or birth defects or other reproductive harm. for more information, visit www.P65Warnings.ca.gov