Choose the Peterbilt 389 for OTR driver comfort — its 86" sleeper options exceed the International LT Series's 73" maximum. The Peterbilt 389 offers more peak power (605 hp vs 565 hp), giving it an edge for heavy-haul and mountainous routes.
| Spec | International LT Series 1661 available · from $10,000 | Peterbilt 389 186 available · from $46,900 |
|---|---|---|
| Engine Options | ||
| Engine options | Cummins X15, International S13 | PACCAR MX-13, Cummins X15, Cummins ISX15 |
| Horsepower range | 400–565 hp | 400–605 hp |
| Peak torque | 2,050 lb-ft | 2,050 lb-ft |
| Weight Ratings | ||
| GVWR (max) | 60,000 lbs | 80,000 lbs |
| GCWR | — | 250,000 lbs |
| 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 | Eaton Fuller 18-speed, Eaton Fuller 13-speed, Eaton Endurant HD 12-speed |
| Dimensions | ||
Choose the Peterbilt 389 for OTR driver comfort — its 86" sleeper options exceed the International LT Series's 73" maximum. The Peterbilt 389 offers more peak power (605 hp vs 565 hp), giving it an edge for heavy-haul and mountainous routes.
Both the International LT Series and Peterbilt 389 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 389 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 389 tops out at 605 hp / 2050 lb-ft. GVWR is 60,000 lbs for the International LT Series and 80,000 lbs for the Peterbilt 389.
TruckRadar has 1,847 International LT Series and Peterbilt 389 trucks available right now from dealers nationwide. Search by make, model, price, and location at truckradar.ai.
| Wheelbase options |
| 6 options (140"–270") |
| 5 options (230"–270") |
| Sleeper sizes | 56", 73" | 63", 72", 76", 86" |
| Pricing (estimated) |
| Base MSRP range | — | $155,000–$215,000 |