2018 Thor Motor Coach Ace Suspension Problems
- Complaints
- 1about this part
- Share
- 20%of 5 total for the year
- Median mileage
- 13,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the suspension of the 2018 Thor Motor Coach Ace, 20% of the 5 complaints for this model year. Where a mileage was given, the median is 13,500 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2018 Thor Ace RV. The contact stated that while driving 70 MPH, the vehicle suddenly veered to the right and the driver was no longer able to properly steer the vehicle. A mobile mechanic was called to the location and diagnosed that the front passenger’s side wheel bearing had failed and needed to be replaced. The mechanic stated that the wheel bearing failure was due to insufficient lubrication within the wheel bearing. The front passenger’s side wheel bearing and spindle were replaced, and the vehicle was repaired. …”
NHTSA complaint #11585360, filed 2024-04, 13,500 milesSuspension: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2018 | 1 | 20% |
Other parts of the 2018 Thor Motor Coach Ace
1 complaintsEngine
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2018 Thor Motor Coach Ace
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology