Sensor Assembly - Position

Part# 129-4501 OLD# 1294501

Position Sensor Assembly

Ships within 72 hours
The product isn't available for international shipping

Non-returnable part

Cat® Position Sensor Assembly (PEEC Timing)

- Big Rig World carries Genuine OEM and Aftermarket parts to repair your vehicle at the lowest prices.

Timing position sensors are used by engine management systems (ECMs) to advance or retard timing of engine components.

• Accurate feedback control
• Meets or exceeds all emission standards

• Fuel injection, ignition system timing, spark timing, engine oil, ECM, crankshaft
• Cat sensors are application specific sensors. Consult your owner’s manual or contact your local Cat Dealer for more information.


  • Connector Type: 1 PIN 4 SOCKET HD10
  • Overall Height (in): 1.21
  • Overall Height (mm): 30.9
  • Overall Length (in): 10.7
  • Overall Length (mm): 271.7
  • Overall Width (in): 1.21
  • Overall Width (mm): 30.9
  • Wire Length (in): 3.93
  • Wire Length (mm): 100
 WARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
More Information
Current Part# 129-4501
Old Part No.: 1294501
Manufacturer CAT
Stock Available
Hot Deals No
Fits CAT
Type OEM
Warranty Standard Manufactures

Note: Cat® parts shipped within the United States only.

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Big Rig World is a retailer of new heavy duty truck parts. We supply OEM and aftermarket parts from name brands, including Paccar, Kenworth, Peterbilt, CAT, Cummins, Freightliner, Mack, Volvo, Fleet Engineers, and many others. We ship parts to the United States, Canada, Mexico, Russia and several other countries. Big Rig World also sells to wholesale customers including parts stores, dealerships, service shops, and fleets where customers get wholesale pricing, shipping specials, and other perks. Our team is multi-lingual with a deep knowledge of truck parts and can help you get the part you need to the place you need it!