NHTSA vehicle safety data
2021 Zero S Recalls, Ratings & Complaints
The 2021 Zero S has 1 NHTSA recall campaign and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Zero dealer.
NHTSA recall and complaint data for the 2021 Zero S. Recall data is refreshed daily from NHTSA.
ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
NHTSA #20V640000Reported October 15, 2020 · Zero Motorcycles Inc.
Potentially affected: 64 vehicles
Defect description
Zero Motorcycle Inc. (Zero) is recalling certain 2021 SR, S, DSR, DS, FX, and FXS motorcycles. The DC-DC converter has an insufficient power output margin to operate the anti-lock braking system (ABS), instruments, lights, indicators, and any accessories that are connected to the accessory outlet at once.
Safety consequence
The DC-DC converter can shut off when its power capacity is exceeded, shutting off the ABS, instruments, and lights, increasing the risk of a crash.
Manufacturer remedy
Zero will notify owners, and dealers will replace the DC-DC converter, free of charge. The recall began October 26, 2020. Owners may contact Zero customer service at 1-888-841-8085. Zero's number for this recall is SV-ZMC-021-019.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Other Zero S model years
Check your 2021 Zero S VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Zero S at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
Check a Zero VIN