you have to understand how the weight shifts

8" springs / 2

By installing this performance tuner

including Turbo-S

keeping your Pro R drivetrain within the optimal operating range even under heavy load

Performance STG3 Kit / Axys 800 (18') Choose Secondary Spring:05-140-200 Blue (Trail) you have to understand howits 2018 800 HO AXYS Chassis Rush Switchback RMK, Models Huge performance gains in one simple package! Includes our programming via Torque Link which fixes many Polaris map issues The programmer does not need to stay on the sled, it will be removed after programming Great gains at both low and high altitude Our Stage 2 clutch kit drastically helps transfer these big power gains to the track Must run a minimum of 91 octane fuel Ceramic coated exhaust