WILWOOD WILWOOD 7/8" TANDEM MASTER CYLIND Recall
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
WILWOOD 7/8" TANDEM MASTER CYLIND
Brand
WILWOOD
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Wilwood Engineering is recalling certain WILWOOD 7/8" TANDEM MASTER CYLIND equipment due to service brakes issues. An unexpected loss of front brake pressure may increase the risk of a crash..
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
Wilwood Engineering (Wilwood) is recalling certain 7/8" Tandem Master Cylinder brakes, part numbers 260-9439, 260-12900, 261-13271 (with proportioning valve) and 261-13272 (with proportioning valve). The brake master cylinder seal in the front brake circuit may deform, resulting in a loss of braking in the front circuit.
Reported concern (NHTSA)
An unexpected loss of front brake pressure may increase the risk of a crash.
Recommended Action
Per NHTSA guidance
Wilwood will notify owners and will replace the piston and piston seal assemblies or exchange the master cylinders for rebuilt ones, free of charge. The recall began on July 7, 2017. Owners may contact Wilwood at 1-805-384-2270 or customercare@wilwood.com. Wilwood's number for the recall is R17-01MC.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026