Menu

2021 Polaris SlingshotProblems, recalls & complaints

NHTSA has logged 2 owner complaints about the 2021 Polaris Slingshot, most often about the engine. It is covered by 1 safety recall, and for recall 21V-629 the manufacturer reports only 77% of affected cars repaired.

–
CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls1Lowest repair rate 77%Owner complaints22 with a crash, fire or injuryTypical failure mileage21kEngine, median miles

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through April 27, 2026. Updated daily.

Complaints by system

Where the 2021 Polaris Slingshot has problems

2 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine11
Fuel/propulsion system10
Seat belts10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

1 recall

2021 Polaris Slingshot recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

77%repaired · 2023 Q2

Wheels: lugs/nuts/bolts/studs

Recall 21V-629 · Aug 10, 2021 · 4,744 vehicles · 3,653 repaired

Risk. Loose rear wheel studs could result in wheel detachment, increasing the risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Polaris.

Best & worst years

2021 vs. every other Slingshot year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Slingshot median. How we score

'15'16'17'18'19'20'21'22'23
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Slingshot owners report

Recent engine complaints filed with NHTSA, shortened. Personal details are removed.

The contact owns a 2021 Polaris Slingshot. The contact stated that while driving at approximately 20 MPH, the oil, brake, ABS, check engine, and traction control warning lights illuminated. The contact stated that the vehicle then accelerated inadvertently and swayed back and forth, and when the…
Complaint 11734077 · Apr 27, 2026 · 20,800 miles

Own a 2021 Slingshot?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.