International ProStar vs Kenworth T660
Two used Cummins ISX15 options, compared on the numbers that decide it: used price, the failure that costs the most, and recall exposure. Every figure links back to its sourced record.
| International ProStar | Kenworth T660 | |
|---|---|---|
| Used price (observed) | $16,950–$70,904 | $22,900–$69,950 |
| Category | Cummins ISX15 | Cummins ISX15 |
| Top documented risk | An owner weighing a full ISX rebuild describes the motor as (high) | CAVEAT (medium) |
| Recall status | None found | None found |
| Our verdict | inspect | inspect |
| Full record | ProStar details → | T660 details → |
The bottom line
International ProStar: Used International ProStar: $16,950–$70,904 observed used across 15 listings. The documented cost risk to price in: Engine. Buy only after inspection.
Kenworth T660: Used Kenworth T660: $22,900–$69,950 observed used across 4 listings. The documented cost risk to price in: Loss, Engine. Buy only after inspection.
Both records show every price, failure mode and recall check with the source. Open the full record for the inspection checklist before you buy: International ProStar · Kenworth T660.