Bosch AL8684N Alternator

Bosch AL8684N Alternator Overview

The Bosch AL8684N is a new 12-volt alternator built for dependable charging performance in a wide range of GM trucks and SUVs. With a 124-amp rating, aluminum case, external fan, and included pulley and regulator, it is built for direct replacement service where correct output and OE-style fitment matter.

Bosch Alternator (New) products are part of the Bosch Premium Alternators line, which is engineered, assembled, and tested for consistent electrical performance and reliability in everyday driving and demanding vehicle use.

Key Features

• 12-volt alternator with 124-amp output
• New unit with aluminum case and aluminum housing material
• External fan included for cooling support
• Clockwise rotation direction
• 6-groove pulley included, 57 mm outside pulley diameter
• Internal regulator type with external regulator included
• Plug type 310 with rear-view plug clock at 6 o’clock
• One-wire capable: No

Detailed Product Description

Bosch AL8684N is a replacement alternator for select Chevrolet and GMC applications that require a 120-amp, 124-amp, or related OE-style charging setup. It is listed for many 1989-1995 Chevrolet C/K trucks, Suburban, Blazer, Corvette, Tahoe, and GMC C/K, Jimmy, Yukon, and Suburban models, including applications such as Fits 1992-1995 Chevrolet C1500, N/A and Fits 1994-1995 GMC K2500, N/A. This part cross-references OE-style numbers 10463152 and 10463153 for the same application.

Use Bosch AL8684N when you need a replacement alternator that matches the vehicle’s charging system requirements, pulley configuration, and connector style. The part number AL8684N is also a useful reference when verifying the correct alternator for GM truck and SUV charging repairs.

What This Alternator Helps Address

• Battery warning light caused by charging system failure
• Low system voltage during idle or accessory use
• Dim headlights or unstable electrical performance
• Alternator noise or bearing-related charging issues
• Charging output loss on GM truck and SUV applications

Installation Notes and Tips

• Confirm the vehicle’s original amperage rating before ordering; this unit is listed for multiple 120-amp and 124-amp applications.
• Verify plug type 310, rear plug clock position, and clockwise rotation before installation.
• Check belt alignment and pulley groove count to match the existing drive system.
• Inspect battery condition, cables, and charging circuit connections during replacement to avoid repeat failures.
• Use the vehicle’s OE charging-system specification as the final fitment check for Chevrolet C1500, GMC K1500, and related models.

Quality Assurance

Bosch Premium Alternators are built and tested to support reliable charging performance and consistent operation. The AL8684N is a new alternator designed for service replacement in confirmed GM applications.