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Got Green?
We want to be your Polaris Dealer!
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- Exclusively designed formotorcycle racing
- High performance, lightweight, and low friction chain providesthe winning edge in World Class Competition
- Features gold color plates
520 ERM- For 125 Motocross applications
- Average tensile strength of 7,280 lbs.
520 ERT- For 125-250cc Motocross applications
- Average tensile strength of 8,470 lbs.
520 ERT2- For 125-250cc Motocross applications
- Average tensile strength of 8,100 lbs.
- 3% bigger pin diameter and 5% lighter than the former ERT
NOTE: See chart for applications.
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