Bosch AL8670N Alternator

Reliable Bosch Alternator for Select GM Trucks and SUVs

The Bosch AL8670N Alternator (New) is designed to provide consistent 12-volt electrical power for a range of Buick, Chevrolet, GMC, and Oldsmobile vehicles. Engineered to meet original equipment specifications, this alternator supports the charging and starting systems of popular models like the Chevrolet Blazer, GMC Yukon, and Chevrolet C1500 Suburban.

Key Features of Bosch AL8670N Alternator

• Voltage: 12 volts for standard automotive electrical systems
• Amperage Rating: 105 amps to support vehicle electrical demands
• Rotation Direction: Clockwise for proper engine compatibility
• External Fan Included: Yes, with an aluminum case for durability
• Pulley Type: 6-groove (6s) pulley included with a 56mm outside diameter
• Plug Type: 310 with 7-pin rear view main mounting ear at 6 o'clock
• Internal Regulator Type for stable voltage output
• Case Material: Aluminum for lightweight strength and heat dissipation

Detailed Description of Bosch Alternator (New) AL8670N

This Bosch alternator is part of the Alternator (New) product line, which focuses on delivering new, high-quality replacement alternators that meet or exceed OEM standards. The AL8670N features an aluminum case and external fan design to ensure efficient cooling during operation. Its 105-amp output supports the electrical needs of vehicles equipped with multiple accessories and systems. The included 6-groove pulley and internal voltage regulator simplify installation and provide reliable performance. Compatible with a variety of GM trucks and SUVs, this alternator is engineered for models such as the Chevrolet S10 Blazer, GMC K1500 Suburban, and Oldsmobile Cutlass Ciera.

Compatible Vehicles and Common Applications

• Buick Century and Regal models requiring 12V alternators
• Chevrolet Blazer, C1500, C2500, and S10 series trucks and SUVs
• GMC Jimmy, Yukon, and Suburban models with 6-groove belt systems
• Oldsmobile Cutlass Ciera and Cutlass Cruiser vehicles
• Replacement for worn or failing alternators causing charging issues

Installation Notes and Tips

• Ensure the alternator rotation direction is clockwise to match engine requirements
• Verify the 7-pin plug type and mounting ear position for proper fitment
• Check belt alignment with the 6-groove pulley to prevent premature wear
• Confirm the internal regulator compatibility with your vehicle’s electrical system
• Disconnect the battery before installation to avoid electrical shorts

Quality Assurance and Warranty Information

The Bosch AL8670N alternator is manufactured with high-grade aluminum housing and tested to meet strict quality standards. As a new replacement part, it offers reliable performance consistent with original equipment specifications. Bosch provides a limited warranty on this alternator to cover defects in materials and workmanship, ensuring confidence in your purchase.