/live/media/WW/WW_13859N_Fro.jpg)
WAI 13859N Alternator
| Brand | WAI 13859N |
|---|---|
| 12 | 12 |
| Fan Type | Internal |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Denso |
| Pulley Groove Quantity | 6 |
| Pulley Belt Type | Serpentine |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | No |
| Amperage Rating | 100 |
| Fits | Toyota · 5 vehicles |
100-amp output. Delivers the amperage needed for dependable charging performance.
100% new. Not remanufactured, with proprietary components and processes.
Internal regulator. Built with an internal fan and pulley for a complete alternator assembly.
Cross-references BBB Industries 13859, 27060-0F020 and 27060-0F020-84 for the same application. See all 4.
WAI 13859N Alternator for Toyota Sequoia and Tundra
The WAI 13859N alternator is a 100 amp, 100% new replacement built for vehicles that need stable charging output for modern electrical loads. It is engineered for Toyota Sequoia and Toyota Tundra applications with DENSO family fitment, internal regulation, and a serpentine pulley setup.
Key Features
- 100 amp amperage rating for dependable charging output
- 100% new construction, not remanufactured
- Internal fan and internal regulator design
- Clockwise (right) rotation
- 6-groove pulley included for serpentine belt systems
- DENSO family replacement for select Toyota applications
Detailed Description
Built for electrical and charging system service, the WAI 13859N alternator is made to replace the original unit on select Toyota trucks and SUVs while maintaining the output needed for vehicle electronics, lighting, and battery charging. This alternator uses an internal regulator, internal fan, and a clockwise rotation layout, with a pulley included for serpentine belt applications. It is a direct-fit style replacement for 2001-2002 Toyota Sequoia and 2000-2002 Toyota Tundra, including the 100 amp Tundra application noted in fitment.
This part cross-references BBB Industries 13859 for the same application.
What It Helps Solve
- Low charging output from a worn alternator
- Battery warning light caused by charging system failure
- Dim lights or unstable electrical performance
- Starting issues related to insufficient alternator output
- Charging concerns on Toyota Sequoia and Toyota Tundra models
Installation Notes and Tips
Verify pulley groove count, belt type, rotation direction, and amperage rating before installation. This alternator is specified for serpentine belt systems with a 6-groove pulley and internal regulation. Confirm vehicle year and engine-specific charging system requirements for 2001-2002 Toyota Sequoia and 2000-2002 Toyota Tundra before replacement.
Quality Assurance
WAI states that its alternators are engineered to deliver the amperage needed for today’s vehicles and are manufactured as 100% new units using proprietary components and processes to support long service life and consistent performance.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Toyota | Sequoia | — | — | N/A | — |
| 2002 | Toyota | Tundra | 4.7L | V8 | N/A | Opt, 100 Amp |
| 2001 | Toyota | Sequoia | — | — | N/A | — |
| 2001 | Toyota | Tundra | 4.7L | V8 | N/A | Opt, 100 Amp |
| 2000 | Toyota | Tundra | 4.7L | V8 | N/A | Opt, 100 Amp |
| No rows match your filter. | ||||||