MK1003107 Drive Sprocket Set Front & Rear Product Info:

• Pitch 428
• Kit includes 1 Front 13 tooth drive sprocket, and 1 Rear 44 tooth drive sprocket; Sprocket Material consists of SAE 1023 structural carbon steel
• Hub Inner Diameter 16mm; Hub 2 (ID) 20mm; Hub Inner Diameter 110mm; Mounting Hole (ID) 10.5mm; Distance Between Mounting Holes (ID) 130mm

Included in This Kit:

(QTY 1) NICHE 519-CDS2289P Front Drive Sprocket

Substitute For OEM Part Numbers(s): 27511-20401, 27511-20400

(QTY 1) NICHE 519-CDS2302P Rear Drive Sporcket

Substitute For OEM Part Numbers(s): 4V1-25444-10-00

Compatible with the Following Vehicles:

Yamaha YZ80: 1981-1982



WARNING: This product can expose you to chemicals including lead and phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov