Choose the Western Star 4900 for OTR driver comfort — its 82" sleeper options exceed the Western Star 47X's 0" maximum. The Western Star 4900 offers more peak power (600 hp vs 565 hp), giving it an edge for heavy-haul and mountainous routes.
| Spec | Western Star 47X 81 available · from $164,900 | Western Star 4900 37 available · from $19,500 |
|---|---|---|
| Engine Options | ||
| Engine options | Detroit DD13, Cummins X15 | Detroit DD16, Cummins ISX15, Detroit DD13, Detroit DD15, Detroit Series 60 Tier III |
| Horsepower range | 350–565 hp | 350–600 hp |
| Peak torque | 2,050 lb-ft | 2,050 lb-ft |
| Weight Ratings | ||
| GVWR (max) | 92,000 lbs | — |
| GCWR | 160,000 lbs | — |
| Transmission Options | ||
| Transmissions | Detroit DT12-V Vocational Automated, Allison 4500 RDS, Eaton Fuller 18-speed | — |
| Dimensions | ||
| Wheelbase options | 4 options (175"–248") | 1 options (448"–448") |
Choose the Western Star 4900 for OTR driver comfort — its 82" sleeper options exceed the Western Star 47X's 0" maximum. The Western Star 4900 offers more peak power (600 hp vs 565 hp), giving it an edge for heavy-haul and mountainous routes.
Both the Western Star 47X and Western Star 4900 hold strong resale value among owner-operators and fleets. Resale depends heavily on mileage, maintenance history, and regional demand — not OEM brand alone. Check current listings on TruckRadar for real-world asking prices.
No. The Western Star 47X is built by Western Star and the Western Star 4900 is built by Western Star. Both are Class 8 conventional tractors but differ in powertrain options, cab dimensions, dealer networks, and MSRP.
The Western Star 47X tops out at 565 hp / 2050 lb-ft torque. The Western Star 4900 tops out at 600 hp / 2050 lb-ft. GVWR is 92,000 lbs for the Western Star 47X and similar lbs for the Western Star 4900.
TruckRadar has 118 Western Star 47X and Western Star 4900 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| Sleeper sizes | No sleeper | 34", 40", 54", 68", 82" |
| Pricing (estimated) |
| Base MSRP range | $145,000–$195,000 | — |