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Zero Sr/F Recall 21V795: Loose rear rotor bolts can cut rear braking and raise crash risk

NHTSA campaign 21V795, reported October 13, 2021, 411 vehicles potentially affected.

What this recall means for you

The rear brake rotor bolts on certain 2020 motorcycles were not tightened to specification. Over time, the loose bolts may damage the brake caliper or the swingarm, which can reduce rear braking capability.

Reduced rear braking increases the risk of a crash. Owners should not ignore this recall, especially if the rear brake feels weaker than usual.

The repair is free. Dealers will correctly tighten or replace the rear rotor bolts as needed at no charge. Owners can contact Zero customer service at 1-888-841-8085 and should check their VIN for any open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 21V795Zero Motorcycles Inc.
Component
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
Problem
Zero Motorcycles Inc. (Zero) is recalling certain 2020 SR/F motorcycles. The rear rotor bolts were insufficiently tightened.
Risk
The loose bolts may damage the caliper or swingarm, reducing rear braking capability and increasing the risk of a crash.
Remedy
Dealers will correctly tighten and replace the rear rotor bolts as necessary, free of charge. Owner notification letters were mailed November 1, 2021. Owners may contact Zero customer service at 1-888-841-8085. Zero's number for this recall is SV-ZMC-020-417.
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.nhtsa.gov.

Affected vehicles

Zero Sr/F2020