2016 Western Star 4900 Specs

Verified OEM specifications — engine options, GVWR, dimensions, and drivetrain

Source: spec_sheet_pdf (1 PDF)

✓Galvannealed steel cab with 12-step e-coat process for maximum strength, safety and corrosion resistance

✓Spec up to triple frame rails for the heaviest loads

✓Advanced steering geometry with AIRTEK front suspension makes driving easier

✓Heritage built here in North America - hand built in the USA

✓Detroit Virtual Technician comes standard in all Western Star truck models featuring Detroit engines

Engine Options

Detroit DD16

Horsepower

500–600 hp

Peak Torque

2,050 lb-ft

Displacement

Cummins ISX15

Horsepower

400–600 hp

Peak Torque

2,050 lb-ft

Displacement

Detroit DD13

Horsepower

350–505 hp

Peak Torque

1,850 lb-ft

Displacement

Detroit DD15

Horsepower

400–505 hp

Peak Torque

1,750 lb-ft

Displacement

Detroit Series 60 Tier III

Horsepower

425–500 hp

Peak Torque

1,550 lb-ft

Displacement

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