AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Polaris Slingshot R

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $5,000–$12,000

The 2021 Polaris Slingshot R shows a mixed record, with limited but notable complaints mostly involving powertrain and brakes. A recall involves back over prevention display functionality. Potential owners should consider these issues, although the recall addresses only a software update.

Most-common failures

Part Typical mileage Cost range Frequency
powertrain10,000–30,000 miles$1,000–$2,500occasional
brakes5,000–15,000 miles$200–$600occasional
electrical system15,000–35,000 miles$250–$800rare

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter changes
  • Brake fluid replacement
  • Coolant flush
  • Transmission fluid change
  • Tire rotation and balancing
  • Air filter replacement

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Unresponsive powertrain
  • Brake system warning light
  • Intermittent electrical issues
  • Unusual brake noise
  • Delayed rearview camera response

Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.