MK1003901 Drive Sprockets & Chain Kit Product Info:

• Sprocket Material consists of SAE 1023 structural carbon steel; Oil - LT-001A High Temperature Chain Oil

Included in This Kit:

(QTY 1) NICHE 519-CDC2254H Drive Chain 88 Standard Non O-Ring w/ Master Link

Substitute For OEM Part Numbers(s): 40530-HF1-672, 40530-HF1-671, 3224056-088, 3224042, 3221193-088, 3221153-088, 3221151-088, 06405-KRG-P00, 06405-HP1-P10

(QTY 1) NICHE 519-CDS2337P Front Drive Sprocket

Substitute For OEM Part Numbers(s): 3233046, 3221045, 3221041

(QTY 1) NICHE 519-CDS2439P Rear Drive Sprocket

Substitute For OEM Part Numbers(s):

Compatible with the Following Vehicles:

Polaris Trail Boss 250R: 1987
Polaris Trail Boss 250: 1987-1989
Polaris Big Boss 400L 6X6: 1994-1997
Polaris Big Boss 350L 6X6: 1993
Polaris Big Boss 300 6X6: 1994
Polaris Big Boss 250 4X6: 1989



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