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IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle. Always follow the warnings and instructions in Owner's Manual.

Click the link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com.

Sport Models

Sport Timbersled ARO snow bikes are equipped with Timbersled IFP shocks that utilize spring load adjusters to customize weight transfer and ski-to-ground pressure.

CAUTION

DO NOT EXCEED the MIN / MAX preload values (defined by the tables in this section). Never adjust spring preload shorter than the minimum allowable length. Adjusting shorter than this length could result in damage to the suspension. Failure to comply may result in injury or damage to equipment.

ADJUSTING THE SUSPENSION

For those that wish to customize the ride quality of their snow bike, complete the following procedure:

  1. Ride your snow bike. Test ride your snow bike on preferred terrain to feel out the factory suspension settings prior to making any adjustments. Optimal suspension settings can change depending on terrain and skill level.

  2. Tune vehicle balance using rear shock preload adjuster 1. See Spring Preload Adjustment (All Models) for preload instruction.

FRONT SHOCK SPRING SETTINGS

Model Front Shock Spring Rate Factory Installed Length Minimum Allowable Length

ARO 129 SPORT

Timbersled IFP 150 8 13/16 in 8 7/16 in

ARO 129 S SPORT

Timbersled IFP 250 6 1/2 in 6 in

ARO 137 SPORT

Timbersled IFP 150 8 13/16 in 8 7/16 in

REAR SHOCK SPRING SETTINGS

Model Rear Shock Spring Rate Factory Installed Length Minimum Allowable Length

ARO 129 SPORT

Timbersled IFP 175 8 13/16 in 8 7/16 in

ARO 129 S SPORT

Timbersled IFP 250 6 1/2 in 6 in

ARO 137 SPORT

Timbersled IFP 175 8 13/16 in 8 7/16 in