Walker 240-91020 Vehicle Speed Sensor

Walker Products FSK Vehicle Speed Sensor

Walker Products FSK 240-91020 is a vehicle speed sensor built for direct replacement service on select GM applications. It uses a 2-pin female connector, bolt mount design, and included wiring harness to support a clean electrical connection at the transmission interface.

Compatible With 1988-1996 Chevrolet and GMC platforms including Corvette, Astro, Blazer, C1500, C2500, Camaro, Caprice, Jimmy, Sonoma, Tahoe, Yukon, and related models, this sensor is a practical choice when restoring accurate speed signal input. The Walker Products FSK line focuses on engine management and fuel system components backed by Walker’s long-running aftermarket manufacturing experience.

Key Features

• Part number: 240-91020
• Vehicle speed sensor for transmission-related speed signal applications
• 2-terminal pin design with female connector
• Bolt-on mount with 1 bolt hole
• Black/smooth connector color
• Length: 2.25
• Wiring harness included
• Walker Products FSK product line

Detailed Description

Walker Products 240-91020 is engineered as a replacement vehicle speed sensor for GM trucks, vans, and performance cars listed in the fitment data. It is built with a 2-terminal pin configuration, female connector, and bolt mount layout to match the original style connection used on supported applications. Walker Products has supplied automotive fuel system and engine sensor components since 1946 and manufactures to meet or exceed OEM standards and specifications.

This part cross-references Standard Ignition SC89 for the same application. The 240-91020 part number is also useful when searching for a direct-fit vehicle speed sensor for 1995 Chevrolet C1500, 1995 GMC Yukon, or 1995 Chevrolet Corvette applications.

What It Helps Fix

• Inaccurate or erratic speedometer readings
• Transmission speed signal faults
• Harsh or inconsistent shift behavior related to speed input
• Illuminated drivetrain or sensor-related warning conditions
• Loss of vehicle speed data to the control system

Installation Notes and Tips

Verify connector style, bolt-hole mounting, and harness routing before installation. Confirm the application against the vehicle’s transmission system and compare the original sensor length and terminal layout to the replacement part. For best results, inspect the connector terminals and surrounding wiring for corrosion or damage before reconnecting.

Fits 1995-1996 Chevrolet Corvette, N/A; Fits 1995 Chevrolet Astro, N/A; Fits 1989-1992 Chevrolet Astro, N/A; Fits 1995 Chevrolet Blazer, N/A; Fits 1988 Chevrolet Blazer, N/A; Fits 1995 Chevrolet C1500, N/A; Fits 1995 Chevrolet C1500 Suburban, N/A; Fits 1995 Chevrolet C2500, N/A; Fits 1995 Chevrolet C2500 Suburban, N/A; Fits 1995 Chevrolet Camaro, N/A; Fits 1995 Chevrolet Caprice, N/A; Fits 1995 Chevrolet G10, N/A; Fits 1995 Chevrolet G20, N/A; Fits 1995 Chevrolet G30, N/A; Fits 1995 Chevrolet Impala, N/A; Fits 1995 Chevrolet S10, N/A; Fits 1995 Chevrolet Tahoe, N/A; Fits 1995 GMC C1500, N/A; Fits 1995 GMC C1500 Suburban, N/A; Fits 1995 GMC C2500, N/A; Fits 1995 GMC C2500 Suburban, N/A; Fits 1995 GMC G1500, N/A; Fits 1995 GMC G2500, N/A; Fits 1995 GMC G3500, N/A; Fits 1995 GMC Jimmy, N/A; Fits 1995 GMC Safari, N/A; Fits 1995 GMC Sonoma, N/A; Fits 1995 GMC Yukon, N/A with 16 Bolt Transmission Pan; Fits 1995 Pontiac Firebird, N/A.

Quality Assurance

Walker Products is an ISO 9001 and IATF 16949 certified manufacturer with in-house engineering, product management, and technical support resources. The brand states its sensors and related engine management parts are produced to meet or exceed OEM standards and specifications.