The 2021 Polaris Slingshot has 1 NHTSA recall campaign affecting an estimated 4,744 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 3 complaints with NHTSA, most often about the engine. Last updated July 5, 2026.
Polaris, Inc. (Polaris) is recalling certain 2020-2021 Slingshot vehicles. The rear wheel studs may not have been fully pressed into the axle, possibly causing them to come loose.
Loose rear wheel studs could result in wheel detachment, increasing the risk of a crash.
Dealers will inspect and as necessary, replace the rear axle/stud assembly, free of charge. Owner notification letters were mailed August 27, 2021. Polaris' number for this recall is T-21-01.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information 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…”
“Seat belts drivers and passengers do not adjust, lock where you cannot pull out to buckle the belt,locks while pulling out. Also doesnt lock snug against body when buckled. Throttle bucks violently when lettling clutch out gentlly causing a stall condition when pulling into traffic.”
“Seat belts drivers and passengers do not adjust, lock where you cannot pull out to buckle the belt,locks while pulling out. Also doesnt lock snug against body when buckled. Throttle bucks violently when lettling clutch out gentlly causing a stall condition when pulling into traffic.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2021 Polaris Slingshot as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.