Customer Ratings

4.9/5 (546 Reviews)

4.81/5 (1,689 Reviews)

Customer Reviews ⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M. ⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy ⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis ⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric

520 RK-M Chain, Front & Rear Sprocket Kit for POLARIS 250 Trail Boss 1985-1989

Name: 520 RK-M Chain, Front & Rear Sprocket Kit for POLARIS 250 Trail Boss 1985-1989
Brand: RK
SKU: B111_180065_248928_248988-RJM1_10M-T
Price: 67.79 USD
Availability: OutOfStock

$67.79

Questions? Call or text us at:1-888-927-3076

Item is in stockOnly 0 left in stockItem is out of stock Item is unavailable

Fitment

Customer Reviews ⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M. ⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy ⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis ⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric

520 RK-M Chain, Front & Rear Sprocket Kit for POLARIS 250 Trail Boss 1985-1989

** Note: Items may arrive separately

RK 520 RK-M Standard Chain Natural, JT Front & Rear Steel Sprocket Kit for ATV/UTV POLARIS 250 Trail Boss 1985-1989 O.E.M. Gearing 13/42

RK 520 RK-M Standard Chain

Color: Natural

Type: 520

Links: 88

All chains are made with Japanese steel and meet all Japanese specs.

Japanese quality at a lower price point.

Suitable for 250cc max street use.

Average tensile strength of 6,800 lbs.

JT Front Steel Sprocket

Teeth: 13

JT Sprockets are made from the latest generation of computer design and control metal cutting equipment for maximum durability.

Front sprockets are made from chromoly SCM420 steel alloy.

All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.