Choose the Peterbilt 579 for OTR driver comfort — its 80" sleeper options exceed the International LT Series's 73" maximum. The International LT Series offers more peak power (565 hp vs 510 hp), giving it an edge for heavy-haul and mountainous routes.
| Spec | International LT Series 4758 available · from $5,000 | Peterbilt 579 1489 available · from $19,999 |
|---|---|---|
| Engine Options | ||
| Engine options | Cummins X15, International S13 | PACCAR MX-13, PACCAR MX-11 |
| Horsepower range | 400–565 hp | 355–510 hp |
| Peak torque | 2,050 lb-ft | 1,850 lb-ft |
| Weight Ratings | ||
| GVWR (max) | 60,000 lbs | — |
| GCWR | — | — |
| Transmission Options | ||
| Transmissions | International T14 14-speed, Eaton Cummins Endurant 11-speed, Eaton Cummins Endurant 12-speed, Eaton Cummins Endurant 18-speed, Eaton Fuller 10-speed, Fuller 10-speed, Fuller 13-speed, Fuller 18-speed, Eaton Cummins Endurant, Eaton Fuller, Fuller, International T14, Eaton Cummins Endurant | PACCAR 12-Speed Automated Transmission |
| Dimensions | ||
| Wheelbase options | ||
Choose the Peterbilt 579 for OTR driver comfort — its 80" sleeper options exceed the International LT Series's 73" maximum. The International LT Series offers more peak power (565 hp vs 510 hp), giving it an edge for heavy-haul and mountainous routes.
Both the International LT Series and Peterbilt 579 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 International LT Series is built by International and the Peterbilt 579 is built by Peterbilt. Both are Class 8 conventional tractors but differ in powertrain options, cab dimensions, dealer networks, and MSRP.
The International LT Series tops out at 565 hp / 2050 lb-ft torque. The Peterbilt 579 tops out at 510 hp / 1850 lb-ft. GVWR is 60,000 lbs for the International LT Series and similar lbs for the Peterbilt 579.
TruckRadar has 6,247 International LT Series and Peterbilt 579 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| 6 options (140"–270") |
| 0 options (undefined"–undefined") |
| Sleeper sizes | 56", 73" | 80" |
| Pricing (estimated) |
| Base MSRP range | — | $135,000–$185,000 |