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Brand New Race-Driven Chain and Sprocket Kit. You will receive receive 1 - 520-64L, 520-70L, 520-84L Non O-Ring chains, Sprocket Set includes: 12T, 12T, 22T, 22T, 11T, 34T steel sprocket to replace the chain and sprockets on the following:



Polaris Trail Boss 350 350L 4X4 1990 1991



Race-Driven Steel Sprockets are made from S45C Steel and are manufactured to meet or exceed OEM specifications.



All chains include a masterlink. These chains are designed for the casual - recreational rider. Race-Driven branded non-o-ring chain has an average tensile strength in excess of 7600 lbs. Race-Driven offers different qualities of chain, we have our basic non-o-ring chain and o-ring chain, make sure when

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Chain & Sprocket Set for Polaris Trail Boss 350 350L 4X4 1990 1991 64L,70L,84L

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Brand New Race-Driven Chain and Sprocket Kit. You will receive receive 1 - 520-64L, 520-70L, 520-84L Non O-Ring chains, Sprocket Set includes: 12T, 12T, 22T, 22T, 11T, 34T steel sprocket to replace the chain and sprockets on the following:

Polaris Trail Boss 350 350L 4X4 1990 1991

Race-Driven Steel Sprockets are made from S45C Steel and are manufactured to meet or exceed OEM specifications.

All chains include a masterlink. These chains are designed for the casual - recreational rider. Race-Driven branded non-o-ring chain has an average tensile strength in excess of 7600 lbs. Race-Driven offers different qualities of chain, we have our basic non-o-ring chain and o-ring chain, make sure when purchasing a chain you do so according to your riding style.

Non -O-Ring chain is just that, it doesn't have o-rings between the links so it is lighter, thinner and has less drag.

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