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TiresPart report

2021 KTM 790 Adventure R Tires Problems

Complaints
1about this part
Share
5%of 22 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the tires of the 2021 KTM 790 Adventure R, 5% of the 22 complaints for this model year.

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.

“Tire size 90/90-21 front tire inflated with Motorcycle manufacturers recommended psi without warning it instantly deflats. I had this happen twice with the same tire. Once deflated it causes the tire to debead off the rim while riding and renders the motorcycle nearly uncontrollable. Especially dangerous in a curve or turn. My riding skill kept me upright. Yes my safety was at risk. Many riders would have crashed. and likely have but have no explanation as to why. I started a thread on two Facebook groups and one Forum that are related to my motorcycle Make and model. …”

NHTSA complaint #11494485, filed 2022-11

Tires: other model years

YearComplaintsShare of year
202115%

Other parts of the 2021 KTM 790 Adventure R

Engine
11 complaints
Fuel system
8 complaints
Brakes
5 complaints
Exterior lighting
4 complaints
Other or unknown
3 complaints
Electrical system
2 complaints
Transmission and drivetrain
2 complaints
Vehicle speed control
1 complaints

← All problems reported for the 2021 KTM 790 Adventure R

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