1985-1995 Polaris ATV and Light Utility Hauler Service Manual, Page 27Get this manual
SPECIFICATIONS 1991 Model Model Number Height Width Length WheelBase Seat Height Foot Pad Clearance Ground Clearance Weight Front Suspension Travel (McPherson Strut) Rear Suspension Front Tire Rear Tire Center Tire (6 Wheel Models) Front Tire PSI Rear Tire PSI Front Brake Rear Brake Auxiliary Brake Fuel Capacity (U.SGallons) Oil Capacity (U.SQuarts) Transmission Oil Cap(US ozJcc) Head Ught Tail Ught Gear Box All Wheel Drive Trail Boss2x4 350L W917539 44" 44" Trail Boss 4x4 350L W918139 46" 44.5" Big Boss 4x6 W918627 44" 44.4" 97.5" 75" 33.5" 11.5" 4.6" 6501bs6.25" 5.25" 22x8x10 22x11x10 22x11x10 (Both Axles) HydrDisc HydrDisc HydrDisc 16.9500 12V6060W 12V5W HiLo FNR (Locking) Mech4 Rear Wheels Big Boss 6x6 W918727 46" 45.7" 97.5" 75" 34" 11.5" 5" 7501bs6.25" 5.25" 22x8x10 22x11x10 22x11x10 (Both Axles) HydrDisc HydrDisc HydrDisc 16.9500 12V6060W 12V5W HiLo FNR (Locking) Electro Mech; Front Mech4 Rear Wheels 520 124288P 112472P 112264P 3030108P 156" BR8ES (NGK) 150W 6.11 Effective 253OO0 (1) VM30SS 145 40 5DP7-3 0-4 (169) 2.0 Turn StdStd