Cascadia®On-Highway60,600 lbs. GCW350-600 HPUp to 1850 lb-ft Torque New Cascadia®On-Highway60,600 lbs. GVW350-600 HPUp to 2050 lb-ft Torque Cascadia® EvolutionOn-Highway80,000 lbs. GCW455-505 HPUp to 1750 lb-ft Torque 108 SDSevere Duty69,000 lbs. GVWR200-380 HPUp to 1250 lb-ft Torque 114 SDSevere Duty92,000 lbs. GVWR260-505 HPUp to 1850 lb-ft Torque 114 SD Natural GasSevere Duty62,000 lbs. GVWR260-400 HPUp to 1450 lb-ft Torque 122 SDOn Highway / Severe Duty210,000 lbs. GCW350-600 HPUp to 2050 lb-ft Torque M2 106Medium Duty66,000 lbs. GVWR200-350 HPUp to 1150 lb-ft Torque M2 112On-Highway80,000 lbs. GVWR260-505 HPUp to 1850 lb-ft Torque M2 112 Natural GasOn-Highway66,000 lbs. GVWR260-320 HPUp to 1000 lb-ft Torque MT Custom ChassisOn-Highway15,000 – 20,500 lbs GVWR200-308 HPUP to 367 lb-ft Torque S2G Custom ChassisOn-Highway24,000 – 33,000 lbs GVWR339 HPUP to 495 lb-ft Torque