OE Quality
60-Day Returns

WAI 19045N Starter
Reliable Starter for Lexus and Toyota Vehicles
The WAI 19045N starter is designed to provide dependable engine starting performance for select Lexus and Toyota models. Featuring a planetary gear reduction design, this starter ensures efficient power delivery and smooth operation for your Land Cruiser, LX570, Sequoia, or Tundra.
- 12-volt electrical system compatibility
- Planetary gear reduction design for enhanced torque
- Power rating of 2 for consistent starting power
- Clockwise (right) starter rotation
- 9-tooth pinion gear for precise engagement
- Flange mounting type for secure installation
Technical Details and Performance
The WAI 19045N starter is engineered with a planetary gear reduction system, which increases torque output while reducing the starter motor's size and weight. This design improves starting efficiency and reduces wear on the engine's flywheel. The starter operates on a 12-volt system and features a power rating of 2, providing reliable cranking power for heavy-duty applications. Its clockwise (right) rotation and 9-tooth pinion gear ensure proper meshing with the engine's ring gear. The flange mounting type allows for a secure and stable fitment in the starter housing.
Compatible Vehicles and Applications
This starter is compatible with the following makes and models:
- Lexus Land Cruiser
- Lexus LX570
- Toyota Sequoia
- Toyota Tundra
It is specifically designed to meet the starting system requirements of these vehicles, ensuring proper fit and function.
Common Issues Addressed by the WAI 19045N Starter
- Engine fails to crank or slow cranking
- Intermittent starting problems
- Starter motor noise or grinding during engagement
- Electrical system strain due to inefficient starter operation
- Wear or damage to original starter components
Installation Notes and Tips
When installing the WAI 19045N starter, ensure the vehicle's battery is fully charged and disconnected to prevent electrical shorts. Verify the starter rotation matches the original unit (clockwise/right). Confirm the 9-tooth pinion gear aligns properly with the flywheel teeth. Use the flange mounting points to secure the starter firmly, avoiding misalignment that could cause premature wear.
Quality Assurance and Warranty
WAI starters are manufactured to meet industry standards for durability and performance. The 19045N starter undergoes rigorous testing to ensure reliable operation under normal driving conditions. Please refer to WAI's warranty policy for specific coverage details.
| Brand | WAI |
| Part Number | 19045N |
| 12 | 12 |
| Design | Planetary gear reduction |
| Family | Denso |
| Power Rating | 2 |
| Starter Rotation | Clockwise (right) |
| Tooth Quantity | 9 |
| Mounting Type | Flange |
This part fits 17 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Lexus | LX570 | N/A | |||
| 2011 | Toyota | Land Cruiser | N/A | |||
| 2011 | Toyota | Sequoia | 5.7L | V8 | N/A | To 04/2011 |
| 2011 | Toyota | Tundra | 5.7L | V8 | N/A | To 03/2011 |
| 2010 | Lexus | LX570 | N/A | |||
| 2010 | Toyota | Land Cruiser | N/A | |||
| 2010 | Toyota | Sequoia | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2010 | Toyota | Tundra | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2009 | Lexus | LX570 | N/A | |||
| 2009 | Toyota | Land Cruiser | N/A | |||
| 2009 | Toyota | Sequoia | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2009 | Toyota | Tundra | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2008 | Lexus | LX570 | N/A | |||
| 2008 | Toyota | Land Cruiser | N/A | |||
| 2008 | Toyota | Sequoia | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2008 | Toyota | Tundra | 5.7L | V8 | N/A | Denso PLGR, 9T |
| 2007 | Toyota | Tundra | 5.7L | V8 | N/A | Denso PLGR, 9T |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.