When rider comfort and safety are paramount, the heavy-duty, ergonomically designed Sierra Torsion series featuring our shock-isolating Torsion-580 and -380 mechanical suspension systems is engineered to tackle the rigors of any truck, bus, and rail seating application.
- Torsion-580 and -380 deliver 6”/153 mm and 4”/102 mm of shock-isolating ride respectively
- Easy-turn dial adjusts Torsion suspension system to ensure a level ride in an operator weight range of 110 lbs/50 kg to 325 lbs/147 kg.
- Adjustable lumbar support reduces back fatigue for increased rider comfort
- Options include 5”/127 mm fore-aft, back recline adjustments, high or standard back, and armrests to enhance rider comfort
- Seat trim-material options include Cloth, Vinyl, or high-strength, wear-resistant Durawear™
- Available with optional embossed custom corporate logo.
- Please refer to Related Accessories page for seat accessory options