Compatible with OEM Part Yamaha 4BC-25432-50-00, 93812-14035-00, 93812-14814-00 Compatible with 1986-1994 Yamaha Chappy 50 LB50 Pitch 420 Kit includes 1 Front 14 tooth drive sprocket, and 1 Rear 32 tooth drive sprocket; Sprocket Material consists of SAE 1023 structural carbon steel Hub Inner Diameter 16mm; Hub 2 (ID) 20mm; Distance Between Mounting Holes (ID) 32mm; Hub Inner Diameter 58mm; Mounting Hole (ID) 8.5mm; Distance Between Mounting Holes (ID) 90mm Included Items in This Bundle:

(QTY 1) NICHE 519-CDS2234P Tooth Front Drive Sprocket

Substitute For OEM Part Numbers(s): 93812-14814-00, 93812-14035-00, 13144-1022, 122-17461-40-00

(QTY 1) NICHE 519-CDS2380P Rear Drive Sprocket

Substitute For OEM Part Numbers(s): 4BC-25432-50-00, 21W-25432-10-00

Fits The Following OEM Models:

Kawasaki KDX80: 1984-1988
Kawasaki KX100 Monster Energy: 2009
Kawasaki KX100: 1995-2020
Kawasaki KX65 Monster Energy: 2009
Kawasaki KX65: 2002-2020
Kawasaki KX80 Big Wheel: 1988-1994
Kawasaki KX80: 1988-2000
Kawasaki KX85 Monster Energy: 2009
Kawasaki KX85: 2001-2020
Yamaha DT100: 1977-1983
Yamaha G6S 80: 1970-1971
Yamaha HS1 90: 1970-1971
Yamaha LS2 100: 1972
Yamaha MG1 80 Omaha
Yamaha MJ2 55
Yamaha MX100: 1979-1983
Yamaha RT100: 1990-2000
Yamaha TTR110E: 2008-2019
Yamaha TTR90: 2000-2007
Yamaha TTR90E: 2004-2007
Yamaha U5 Newport
Yamaha U5 Step Thru
Yamaha U7E 70: 1972
Yamaha YG1 80
Yamaha YG1 80 Trailmaster
Yamaha YG5 80
Yamaha YGS1 80
Yamaha YL1 100