Spartan's K2 450 Chassis for the Entegra Aspire (42' and 44')

Entegra Aspire
(42' and 44') Riding on Spartan's K2 450 Chassis

View Entegra's Spartan Chassis Brochure Visit Entegra's Site

Detailed Chassis Specifications

Premium chassis Features

  • SMART Steering Wheel
  • Suspended Adjustable Pedals
  • 2-Stage Engine Compression Brake
  • Spartan Safe Haul™ (Industry’s only factory-chassis integrated air supply for tow vehicle brake systems)
  • Independent Front Suspension
  • 12,000 lb Tag Axle
  • Allison Transmission and Touch Pad
  • 15,000 lb Towing Capacity
  • Automatic Heated Moisture Ejectors with Color-Coded Lanyards
  • Spartan Passive Keyless Start (PKS)
  • 3 Year/50,000 Mile Warranty
  • No deductible, 24/7 Roadside Assistance for first 3 years of ownership
  • 20 Year Transferrable Warranty on Frame & Cross Members


Engine +

Cummins L9

18 .7 CFM Air Compressor

1,000 Watt Block Heater

Peak HP: 450 hp @ 2,100 rpm

Peak Torque: 1,250 lb-ft @1,400 rpm

Transmission +

Allison 3000MH

Chassis Ratings +

GVWR: 49,000 lb

Front GAWR: 17,000 lb

Rear GAWR: 20,000 lb

Tag GAWR: 12,000 lb

GCWR: 64,000 lb

Suspension +

Front: Independent front air suspension with 17,000lb capacity

Rear: Non-torque reactive parallelogram air suspension with 20,000 lb capacity

Tag: Parallelogram air suspension and integrated passive steering tag axle with 12,000 lb capacity

Bilstein Shocks +

Front: 46mm

Rear: 46mm

Tag: 46mm

Brakes +


Front: Air Disc

Drive: Air Drum

Tag: Air Drum

Steering +

SMART Steering Wheel

Column: Douglas Autotech Tilt & Telescoping

Fuel System +

Fuel Tank: 150 gallon with dual side fill

DEF Tank: 15 gallon, dual fill

Electrical System +

Custom Modular 12v Electrical System

Batteries: Two 950 CCA

Alternator: 170-amp

Cooling System +

Side-Mounted Radiator: Parallel Air Flow System with Low-Profile Radiator

Frame +

Raised Rail Design for Increased Storage

Tires +

Front: Michelin X Line Energy Z 315/80R22.5 LRL

Rear: Michelin XZA2 295/80R22.5 LRH

Tag: Michelin XZA2 295/80R22.5 LRH

Wheels +

(6) Aluminum wheels with polished finish and dress kit

(2) Steel wheels on inside duals

Wheelbase +

42′: 296″

44′: 320″