Axle Configuration: 6x4 TRI-AXLE M2112 28FT FLATBED, 68,000# GVW , 370HP DD13 TURBO DIESEL, EATON/FULLER 10 SPEED TRANSMISSION W/ PTO PROVISION , 12,350 FACTORY TAG AXLE, AIR RIDE SUSPENSION W/ DUMP VALVE & SUSPENSION GAUGE, INTERAXLE DIFF LOCK, DOUBLE FRAME, AIR BRAKES W/AIR DR Tire Size - Rear: 11R22.5 Tire Size - Front: 11R22.5 AuxiliaryPowerUnit: No BrakeType: AIR EngineMake: Detroit EngineModel: DD13 GrossVehicleWeightRating: 68000 ReeferHours: 0 Transmission: FRO-12210C TransmissionType: FRO-12210C Wheels: AS NumSpeeds: FRO-12210C