Product Description
Genuine GM 24203876 Transmission Speed Sensor
Compatible with 1991–2009 GM 4L80 and 4L80E Transmissions
Fits Input and Output Speed Locations (not for use on transfer case in 4x4 models)
The Genuine GM 24203876 Transmission Speed Sensor is the factory OEM replacement designed to deliver precise and reliable speed signal readings for GM 4L80 and 4L80E transmissions. Built to General Motors’ exacting standards, this sensor ensures accurate transmission data, improving shift timing, performance, and drivability.
This sensor fits both the input and output speed locations on 2-wheel drive models. For 4-wheel drive applications, it fits the input speed location only (not for use on the transfer case). Perfect for replacing failed or damaged sensors, it restores proper communication between your transmission and ECU for smooth, consistent operation.
Manufactured from high-quality materials, this Genuine GM sensor guarantees proper fitment, long-lasting durability, and dependable OE-level performance.
Key Features:
- Genuine GM OEM part – part number 24203876
- Compatible with all 1991–2009 GM 4L80 and 4L80E transmissions
- Fits both input and output speed sensor locations on 2WD models
- For 4WD models, fits input location only (not transfer case)
- Provides accurate speed readings for optimal transmission performance
- Restores OEM-level reliability, smooth shifting, and drivability
- Direct-fit replacement – no modifications required
Compatible With:
- All GM vehicles equipped with 4L80 and 4L80E automatic transmissions (1991–2009)
- 2WD: Fits input and output locations
- 4WD: Fits input location only (not for transfer case)
