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Bosch AL3398N Alternator
| Brand | Bosch AL3398N |
|---|---|
| Voltage | 14 |
| Plug Clock Rear View Main Mounting Ear at 6 O Clock | 12 |
| Fan Type | Internal |
| Ground Type | Negative |
| Mounting Configuration Code | Short |
| Rotation Direction | Clockwise (right) |
| One Wire Capable | No |
| Pulley Included | No |
| External Regulator Included | Yes |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | No |
| AC Service Tap | No |
| Amperage Rating | 130 |
| Mounting Type | Single pivoted lever |
| Brushless | No |
| Automotive Item Weight (lbs) | 12.566349 lb |
| New Or Remanufactured | New |
| Pulley Type / Belt Type (Alternator) | 6s |
| Product line | Alternator (New) |
| Fits | Lexus and Toyota · 12 vehicles |
New unit. Built as a replacement alternator with integrated voltage regulation.
130-amp output. Provides steady charging capacity for electrical system demands.
OE-style layout. Uses a single pivoted lever mount and internal fan design.
Cross-references 2706050360 for the same application. See all 1.
Alternator Overview
Bosch AL3398N is a new alternator built for charging-system replacement on select Toyota and Lexus applications. It delivers 130 amps at 14 volts and uses an internal regulator, internal fan, and negative ground configuration for direct electrical system integration.
Compatible With 2006-2009 Toyota 4Runner, 2006-2009 Lexus GX470, 2006-2007 Toyota Land Cruiser, and 2006-2007 Lexus LX470.
Key Features
- 130-amp output for stable charging performance.
- New unit with internal voltage regulation.
- Internal fan design for compact alternator packaging.
- Clockwise rotation with a 6-rib pulley belt type.
- Single pivoted lever mounting configuration.
- Negative ground electrical setup.
Detailed Description
The Bosch AL3398N alternator is engineered as a new replacement unit for vehicles that require a short mounting configuration, 12 o'clock rear plug orientation, and clockwise rotation. It is specified with no pulley included, no decoupled or clutch pulley, and no one-wire capability, making it a straightforward match for the original charging-system layout. This alternator is a practical choice for Toyota 4Runner and Lexus GX470 service work where correct electrical output and fitment matter.
Bosch Alternator (New) focuses on replacement charging components built and tested for consistent operation. The AL3398N follows that product line approach with a new construction, integrated regulator, and OE-style electrical architecture for supported applications. This part number, AL3398N, is also referenced by interchange number 2706050360.
What It Is Used For
- Restoring battery charging when the alternator output drops.
- Addressing warning lights related to charging-system faults.
- Replacing a worn internal regulator or fan assembly.
- Correcting low-voltage conditions that affect starting and accessories.
Installation Notes and Tips
Verify belt type, mounting style, plug orientation, and rotation direction before installation. Confirm the vehicle uses a 6-rib belt system and the specified single pivoted lever mounting arrangement. The AL3398N is a new alternator and does not include a pulley.
Quality Assurance
Bosch states that its premium alternators are designed, built, and tested for performance and reliability. The AL3398N is a new unit intended to meet the electrical and fitment requirements of the listed applications.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2009 | Lexus | GX470 | 4.7L | V8 | Alternator (New) |
| 2009 | Toyota | 4Runner | 4.7L | V8 | Alternator (New) |
| 2008 | Lexus | GX470 | 4.7L | V8 | Alternator (New) |
| 2008 | Toyota | 4Runner | 4.7L | V8 | Alternator (New) |
| 2007 | Lexus | GX470 | 4.7L | V8 | Alternator (New) |
| 2007 | Lexus | LX470 | 4.7L | V8 | Alternator (New) |
| 2007 | Toyota | 4Runner | 4.7L | V8 | Alternator (New) |
| 2007 | Toyota | Land Cruiser | 4.7L | V8 | Alternator (New) |
| 2006 | Lexus | GX470 | 4.7L | V8 | Alternator (New) |
| 2006 | Lexus | LX470 | 4.7L | V8 | Alternator (New) |
| 2006 | Toyota | 4Runner | 4.7L | V8 | Alternator (New) |
| 2006 | Toyota | Land Cruiser | 4.7L | V8 | Alternator (New) |
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