Rear 39 tooth sprocket.
1 more tooth for 88-89 TRX250R, 87-92 TRX250X, 93-newer TRX300EX, 99-04 TRX400EX, and 04-newer TRX450R
stock gearing for 86 ATC250R, 86-87 TRX250R, and 05-newer TRX400EX
|OEM Replacement This part is aftermarket equipment designed to replace the original manufacturer's part numbers specified here. It is manufactured using high-quality materials, to the same specifications as the original part.||Kimpex 003879|