Renthal 189U-420-54GRSI Engine Timing Idler Sprocket

Sprocket Teeth: 54
Color: Silver
Sprocket Size: 420
Material: Aluminum
Sprocket Position: Rear

Renthal Ultralight rear chainwheels are manufactured to exteremly tight tolerences from a special material developed to withstand the rigours of Supercross, Motocross and Enduro.
The 7075 T6 aluminium alloy rear chainwheels are 66% lighter than steel, yet incredibly durable.
Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life.
Renthals combination of a very high strength base material and an exceptionally hardwearing surface result in significantly increased chainwheel life


This Item Fits the Following Applications:
2007-2013 Honda CRF150R Expert
2007-2013 Honda CRF150R
2003-2007 Honda CR85RB Expert
2003-2007 Honda CR85R
1996-2002 Honda CR80RB Expert
1986-2002 Honda CR80R