CATEngine Parts

2905792 Speed Sensor — Cat 3126B 3176C

This speed sensor monitors the rotational speed of the engine or transmission output shaft, providing critical data to the engine control module (ECM) for performance management. It is built with robust electronic components to withstand harsh operating conditions, ensuring accurate readings unlike a faulty sensor that may provide intermittent or incorrect signals. Operators might observe erratic engine performance, the illumination of a check engine light, or transmission shifting problems if this sensor is malfunctioning.

Speed Sensor – Part No 2905792 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeSpeed Sensor
MaterialMetal, electronic components
ApplicationEngine/Transmission speed monitoring
Service LifeReplace as needed due to electronic failure
CompatibilityCAT specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a failing speed sensor can be an illuminated check engine light or erratic engine speed fluctuations. If the problem persists, it may lead to poor engine performance, incorrect gear shifting in transmissions, or even engine stalling. Ignoring these symptoms can result in drivability issues and potential damage to related powertrain components.

Installation Tip

Ensure the mounting surface is clean and free of metal shavings that could interfere with the sensor's magnetic pickup. Do not use excessive force when installing or removing the sensor, as the internal components are sensitive.

Service Note

Inspect the wiring harness and connector for damage or corrosion, and check the tone ring or gear teeth for damage when replacing the speed sensor.