SKU:30-0431
Restore accurate exhaust monitoring and support proper fuel management with the Volt Tech 63958 Rear Exhaust Oxygen Sensor. Designed for the rear cylinder on select Harley-Davidson Touring FLT models, this replacement sensor features a 12 mm x 1.25 thread pitch for compatible installation. It is an ideal service replacement for maintaining dependable engine performance and emissions-related sensor feedback.
The Volt Tech 63958 oxygen sensor is designed to cross-reference OEM part number 27729-10 and is suited for riders, technicians, and repair professionals seeking a direct-fit replacement for a worn or failed rear-cylinder sensor. Proper oxygen sensor operation helps the engine control system evaluate exhaust conditions and adjust fuel delivery as needed, supporting consistent operation and efficient tuning.
Fitment includes 2010 through 2016 Harley-Davidson FLT Touring models. Verify the motorcycle application, rear-cylinder position, connector configuration, and OEM reference number before installation. Professional installation is recommended when required to ensure the sensor is properly positioned and securely connected. This product is supplied as one sensor and is manufactured in Taiwan.
Pair the Volt Tech 63958 with related service components such as the 42-0953 Flywheel Sensor Cover Chrome or the 32-3038 Twin Tuner EFI Controller when completing a broader ignition, fuel-management, or engine service. Always follow the motorcycle manufacturer’s service procedures and use appropriate tools during installation.
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