OEM PART NUMBERS:
• Kawasaki: 42041-1472 / 420411472 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1103 / 420411103 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1105 / 420411105 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1257 / 420411257 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1328 / 420411328 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1383 / 420411383 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: 42041-1451 / 420411451 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
• Kawasaki: K4204-11448 / K420411448 (OEM 49T Rear Sprocket - Same Bolt Pattern Fitment)
SPROCKET SPECIFICATIONS:
• Type: Rear (Drive) Sprocket
• Position: Rear (Drive)
• Number of Teeth: 52
• Chain Size: 520 Pitch
• Material: Steel
• Bolt Pattern: 4-Bolt
• Gearing Change: 52T vs Stock 49T = More Low-End Torque / Higher Final Drive Ratio (3T over stock)
• Condition: New
KAWASAKI APPLICATIONS:
• KX 125 124cc 2-Stroke 40HP Motocross (1985-2005)
• KX 250 249cc 2-Stroke 55HP Motocross (1985-2007)
• KX 500 499cc 2-Stroke 66HP Motocross (1985-2004)
• KX-F 250 249cc DOHC 4-Stroke 42HP Motocross (2004-2024)
• KX-F 450 449cc DOHC 4-Stroke 55HP Motocross (2006-2025)
• KX-SR 450 449cc DOHC 4-Stroke 55HP Supermoto (2022-2023)
PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.
WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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