Part #: 17876N

WAI 17876N Starter

⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota, 4Runner, FJ Cruiser, Tacoma, and Tundra
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Reliable Starter for Toyota 4Runner, FJ Cruiser, Tacoma, and Tundra

The WAI 17876N starter is engineered to provide dependable starting power for select Toyota models. Designed with an offset gear reduction system, this starter ensures efficient operation and durability for your vehicle's electrical and starting needs.

  • Offset gear reduction design for improved torque and efficiency
  • Compatible with Toyota 4Runner, FJ Cruiser, Tacoma, and Tundra models
  • Clockwise (right) starter rotation
  • 10-tooth pinion gear for precise engagement
  • Flange mounting type for secure installation
  • Power rating of 2 for consistent performance
  • Part number 17876N for accurate identification

Technical Details and Design Features

The WAI 17876N starter features an offset gear reduction design, which reduces the load on the engine during startup by increasing torque output while lowering current draw. This design enhances starter longevity and improves starting reliability. The starter rotates clockwise (right), matching the original equipment specifications for the Toyota 4Runner, FJ Cruiser, Tacoma, and Tundra. With a 10-tooth pinion gear and flange mounting type, this starter ensures proper fit and engagement with the flywheel, maintaining smooth operation and minimizing wear.

Applications and Common Issues Addressed

  • Replaces faulty or worn-out starters in Toyota 4Runner, FJ Cruiser, Tacoma, and Tundra
  • Resolves slow or inconsistent engine cranking
  • Eliminates starter noise caused by gear misalignment
  • Addresses failure to start due to electrical or mechanical starter issues
  • Improves starting performance in vehicles with high mileage

Installation Notes and Tips

Ensure the vehicle battery is fully charged before installation to verify starter operation. Confirm the starter rotation is clockwise (right) to match your vehicle’s requirements. The flange mounting type requires proper alignment with the engine block; take care to torque mounting bolts to manufacturer specifications. Inspect the flywheel teeth for damage before installation to prevent premature wear.

Quality Assurance and Warranty

WAI starters are manufactured to meet or exceed OEM standards, providing reliable performance for your Toyota vehicle. The 17876N starter is part of WAI’s commitment to quality in electrical and starting components. Please refer to WAI’s warranty policy for specific coverage details.

BrandWAI
Part Number17876N
1212
DesignOffset gear reduction
FamilyDenso
Power Rating2
Starter RotationClockwise (right)
Tooth Quantity10
Mounting TypeFlange

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2010ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2009Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2009ToyotaFJ CruiserN/ADenso OSGR, 10T, 2.0kW,
2009ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2009ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2008Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2008ToyotaFJ CruiserN/A
2008ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2008ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2007Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2007ToyotaFJ CruiserN/A
2007ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2007ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2006Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2006ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2006ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2005Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2005ToyotaTacoma4.0LV6N/ADenso OSGR, 10T, 2.0kW,
2005ToyotaTundra4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2004Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone
2003Toyota4Runner4.0LV6N/ADenso OSGR, 10T, 2.0kW, w/o Nose cone

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1787628100-3105028100-31050-84428000-1250

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.