Spartan's K3 600 Chassis for the Newmar King Aire (45')

Newmar King Aire
(45') Riding on Spartan's K3 605 Chassis

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

Detailed Chassis Specifications

Premium chassis Features

  • Spartan’s Advanced Protection System
    • Optional Collision Mitigation System with Adaptive Cruise Control
      • Forward detection warning and active braking
    • Electronic Stability Control
    • Automatic Traction Control
    • Spartan Safe Haul™ Tow Brake System
    • Tire Pressure Monitoring System
  • COMFORT DRIVE™ Steering Assist System w/Variable Driver’s Effort Control Feature
  • Memory Setting Controls for Driver 1 and 2 (Seat, Mirrors, Pedals and Steering Column)
  • SMART Steering Wheel with Leather
  • Passisve Steer Tag Axle
  • Spartan Digital Instrument Panel
  • Side Mounted Service Center
  • Electronic Suspension Control System with Self-Leveling
  • Remote Air Compressor for Extended Auto Leveling
  • 20,000 lb Towing Capacity Hitch
  • Cummins Connected Diagnostics™ System
  • 5-Year/75,000 Mile Warranty
  • 20-Year Frame & Cross Member Warranty
  • No deductible, 24/7 Roadside Assistance for first 3 years of ownership


Engine +

Cummins X15

18 .7 CFM Air Compressor

1,500 Watt Block Heater

Peak Horsepower: 605 hp @ 1,800 rpm

Peak Torque: 1,950 lb-ft @1,200 rpm

Transmission +

Allison 4000MH 6-Speed

Push Button Shift Pad

Chassis Weight Rating +

GVWR: 54,000 lb

Front GAWR: 20,000 lb

Rear GAWR: 20,000 lb

Tag GAWR: 14,000 lb

GCWR: 74,000 lb

Suspension +

Front: Independent front air suspension with 20,000 lb capacity

Rear: Non-torque reactive parallelogram air suspension with 23,000 lb capacity

Tag: Parallelogram air suspension and integrated passive steering tag axle with 14,000 lb capacity

Bilstein Shocks +

Front: 60mm

Rear: 46mm

Tag: 46mm

Brakes +

ABS: WABCO 6S/6M with Electronic Stability Control (ESC)

Front: Air Disc

Drive: Air Disc

Tag: Air Disc

Steering +

Leather Smart Wheel with integrated Memory Controls

Column: Power TRW Tilt & Telescoping

Fuel System +

Fuel Tank: 200 gallon with dual side fill

DEF Tank: 15 gallon, dual side fill

Electrical System +

Custom Modular 12v Electrical System

Batteries: Two 950 CCA

Alternator: 350 amp

Cooling System +

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

Frame +

Raised Rail Design for Frame Strength and Basement Storage

Tires +

Front: Michelin XZA 365/70R22.5 LRL

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

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

Wheels +

(6) Aluminum wheels with Dura-bright finish and dress kit

(2) Steel wheels on inside dual wheels

Wheelbase +