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FWGC 8247R Alternator

Brand	FWGC 8247R
Voltage	12
Fan Type	Internal
Rotation Direction	Clockwise (right)
Pulley Included	Yes
Family	Delco
Pulley Groove Quantity	6
Pulley Belt Type	Serpentine
Regulator Type	Internal
Decoupled Or Clutch Pulley	No
Amperage Rating	105
Fits	Cadillac, Chevrolet, and GMC · 139 vehicles

OE-style charging output. Built for 12-volt systems that need reliable amperage delivery.

Internal regulation. Integrated voltage control helps simplify charging-system replacement.

Serpentine pulley included. 6-groove design matches common Delco belt-drive setups.

Cross-references BBB Industries 8247, BBB Industries 8273 and 8291 for the same application. See all 17.

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Alternator for Delco 105A Applications

This alternator is built for vehicles that need stable charging output and OE-style electrical performance. Part number 8247R is a 12-volt, 105-amp unit with an internal regulator and internal fan for dependable operation in demanding charging systems.

Key Features

12-volt alternator with 105-amp output
Internal regulator for integrated voltage control
Internal fan design for consistent cooling
Clockwise rotation, right-hand direction
Serpentine belt pulley with 6 grooves included
Delco family application

Detailed Description

Power Select alternators are engineered to deliver the amperage required by modern electrical loads, and part number 8247R follows that approach with proprietary components and manufacturing processes focused on service life and performance. It is a fitment-based replacement for a wide range of Chevrolet and GMC trucks, vans, and SUVs, including Chevrolet Silverado 1500, Chevrolet Tahoe, GMC Sierra 2500, and GMC Yukon applications with Delco 105-amp specifications. The included pulley, internal regulation, and serpentine belt configuration make this alternator a direct match for many OE-style charging system setups.

This part cross-references BBB Industries (e.g., 8247, 8273) for the same application.

What It Is Used For

Restoring charging output when the battery is not staying charged
Replacing a worn alternator that causes dim lights or electrical instability
Addressing charging system warning lights or low-voltage conditions
Correcting noise or performance issues from a failing internal regulator or bearing assembly

Installation Notes and Tips

Verify the vehicle’s Delco 105-amp specification, pulley style, rotation direction, and connector configuration before installation. This alternator is listed for multiple Chevrolet and GMC platforms, including Silverado, Sierra, Suburban, Tahoe, Yukon, and Express applications, so matching the exact OE charging system details is important. Confirm belt alignment and charging voltage after installation.

Quality Assurance

Power Select alternators use proprietary components and processes intended to support long service life and consistent performance in charging-system applications.

This part fits 139 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Notes
2005	Chevrolet	Silverado 1500 HD	—	—	Delco AD230, 105A, Std.
2005	Chevrolet	Silverado 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2005	Chevrolet	Silverado 3500	6.6L	V8	Delco, 105 Amp Standard
2005	Chevrolet	Suburban 2500	8.1L	V8	Delco, 105 Amp Standard
2005	GMC	Sierra 1500 HD	—	—	Delco AD230, 105A, Std.
2005	GMC	Sierra 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2005	GMC	Sierra 3500	6.6L	V8	Delco, 105 Amp Standard
2005	GMC	Yukon XL 2500	8.1L	V8	Delco, 105 Amp Standard
2004	Cadillac	Escalade	5.3L	V8	Delco, 105 Amp
2004	Cadillac	Escalade ESV	—	—	Delco, 105 Amp
2004	Cadillac	Escalade EXT	—	—	Delco 105 Amp
2004	Chevrolet	Astro	—	—	Delco AD230, 105A, Std.
2004	Chevrolet	Avalanche 1500	—	—	Delco 105 Amp
2004	Chevrolet	Avalanche 2500	—	—	Delco AD230, 105A, Std.
2004	Chevrolet	Cargo Van	6.0L	V8	Mexico
2004	Chevrolet	Express 1500	5.3L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Express 2500	5.3L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Express 3500	6.0L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Silverado 2500	6.0L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Silverado 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Silverado 3500	6.6L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Suburban 1500	—	—	Delco 105 Amp
2004	Chevrolet	Suburban 2500	6.0L	V8	Delco, 105 Amp Standard
2004	Chevrolet	Tahoe	5.3L	V8	Delco, 105 Amp Standard
2004	GMC	Safari	—	—	Delco AD230, 105A, Std.
2004	GMC	Savana 1500	5.3L	V8	Delco, 105 Amp Standard
2004	GMC	Savana 2500	5.3L	V8	Delco, 105 Amp Standard
2004	GMC	Savana 3500	6.0L	V8	Delco, 105 Amp Standard
2004	GMC	Sierra 1500	5.3L	V8	Delco 105 Amp Standard
2004	GMC	Sierra 2500	—	—	Delco 105 Amp
2004	GMC	Sierra 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2004	GMC	Sierra 3500	6.6L	V8	Delco, 105 Amp Standard
2004	GMC	Yukon	5.3L	V8	Delco, 105 Amp Standard
2004	GMC	Yukon XL 1500	5.3L	V8	Delco, 105 Amp Standard
2004	GMC	Yukon XL 2500	6.0L	V8	Delco, 105 Amp Standard
2003	Cadillac	Escalade	5.3L	V8	Delco, 105 Amp Standard
2003	Cadillac	Escalade ESV	—	—	Delco, 105 Amp
2003	Cadillac	Escalade EXT	—	—	Delco 105 Amp
2003	Chevrolet	Astro	—	—	Delco AD230, 105A, Std.
2003	Chevrolet	Avalanche 1500	—	—	Delco 105 Amp
2003	Chevrolet	Avalanche 2500	—	—	Delco AD230, 105A, Std.
2003	Chevrolet	Express 1500	5.3L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Express 2500	5.3L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Express 3500	6.0L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Silverado 1500 HD	—	—	Delco 105 Amp
2003	Chevrolet	Silverado 2500	6.0L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Silverado 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Silverado 3500	6.6L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Sonora	—	—	Mexico
2003	Chevrolet	Suburban 1500	—	—	Delco 105 Amp, Delco 105 Amp
2003	Chevrolet	Suburban 2500	6.0L	V8	Delco, 105 Amp Standard
2003	Chevrolet	Tahoe	5.3L	V8	Delco, 105 Amp Standard
2003	GMC	Safari	—	—	Delco AD230, 105A, Std.
2003	GMC	Savana 1500	5.3L	V8	Delco, 105 Amp Standard
2003	GMC	Savana 2500	5.3L	V8	Delco, 105 Amp Standard
2003	GMC	Savana 3500	6.0L	V8	Delco, 105 Amp Standard
2003	GMC	Sierra 1500	5.3L	V8	Delco, 105 Amp Standard
2003	GMC	Sierra 1500 HD	—	—	Delco 105 Amp
2003	GMC	Sierra 2500	—	—	Delco 105 Amp
2003	GMC	Sierra 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2003	GMC	Sierra 3500	6.6L	V8	Delco, 105 Amp Standard
2003	GMC	Yukon	5.3L	V8	Std, 105 Amp
2003	GMC	Yukon XL 1500	5.3L	V8	Delco, 105 Amp Standard
2003	GMC	Yukon XL 2500	6.0L	V8	Delco, 105 Amp Standard
2002	Cadillac	Escalade	5.3L	V8	Delco, 105 Amp Standard
2002	Cadillac	Escalade EXT	—	—	Delco, 105 Amp Standard
2002	Chevrolet	Astro	—	—	Delco AD230, 105A, Std.
2002	Chevrolet	Avalanche 1500	—	—	Delco 105 Amp, Delco AD230, 105A, Std.
2002	Chevrolet	Avalanche 2500	—	—	Delco AD230, 105A, Std.
2002	Chevrolet	C1500	—	—	Mexico
2002	Chevrolet	C3500HD	8.1L	V8	Delco AD230, 105 Amp Standard
2002	Chevrolet	Express 1500	4.3L	V6	Delco, 105 Amp Standard
2002	Chevrolet	Express 2500	6.5L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Express 3500	6.5L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Silverado 1500 HD	—	—	Delco AD230, 105A, Std.
2002	Chevrolet	Silverado 2500	6.0L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Silverado 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Silverado 3500	6.6L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Suburban 1500	5.3L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Suburban 2500	6.0L	V8	Delco, 105 Amp Standard
2002	Chevrolet	Tahoe	5.3L	V8	Delco, 105 Amp Standard
2002	GMC	C3500HD	8.1L	V8	Delco AD230, 105 Amp Standard
2002	GMC	Safari	—	—	Delco AD230, 105A, Std.
2002	GMC	Savana 1500	4.3L	V6	Delco, 105 Amp Standard
2002	GMC	Savana 2500	6.5L	V8	Delco, 105 Amp Standard
2002	GMC	Savana 3500	6.5L	V8	Delco, 105 Amp Standard
2002	GMC	Sierra 1500	5.3L	V8	Delco, 105 Amp Standard
2002	GMC	Sierra 1500 HD	—	—	Delco AD230, 105A, Std.
2002	GMC	Sierra 2500	—	—	Delco AD230, 105A, Std.
2002	GMC	Sierra 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2002	GMC	Sierra 3500	6.6L	V8	Delco, 105 Amp Standard
2002	GMC	Yukon	5.3L	V8	Delco, 105 Amp Standard
2002	GMC	Yukon XL 1500	5.3L	V8	Delco, 105 Amp Standard
2002	GMC	Yukon XL 2500	6.0L	V8	Delco AD230, 105 Amp Standard
2001	Chevrolet	Astro	—	—	Delco AD230, 105A, Std.
2001	Chevrolet	C1500	—	—	Mexico
2001	Chevrolet	C3500HD	8.1L	V8	Delco AD230, 105 Amp Standard
2001	Chevrolet	Express 1500	4.3L	V6	Delco, 105 Amp Standard
2001	Chevrolet	Express 2500	6.5L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Express 3500	6.5L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Silverado 1500 HD	—	—	Delco AD230, 105A, Std.
2001	Chevrolet	Silverado 2500	6.0L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Silverado 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Silverado 3500	6.6L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Suburban 1500	5.3L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Suburban 2500	6.0L	V8	Delco, 105 Amp Standard
2001	Chevrolet	Tahoe	5.3L	V8	Delco, 105 Amp Standard
2001	GMC	C3500HD	8.1L	V8	Delco, 105 Amp Standard
2001	GMC	Safari	—	—	Delco AD230, 105A, Std.
2001	GMC	Savana 1500	4.3L	V6	Delco, 105 Amp Standard
2001	GMC	Savana 2500	6.5L	V8	Delco, 105 Amp Standard
2001	GMC	Savana 3500	6.5L	V8	Delco, 105 Amp Standard
2001	GMC	Sierra 1500	5.3L	V8	Delco, 105 Amp Standard
2001	GMC	Sierra 1500 HD	—	—	Delco AD230, 105A, Std.
2001	GMC	Sierra 2500	—	—	Delco AD230, 105A, Std.
2001	GMC	Sierra 2500 HD	6.6L	V8	Delco, 105 Amp Standard
2001	GMC	Sierra 3500	6.6L	V8	Delco, 105 Amp Standard
2001	GMC	Yukon	5.3L	V8	Delco, 105 Amp Standard
2001	GMC	Yukon XL 1500	5.3L	V8	Delco, 105 Amp Standard
2001	GMC	Yukon XL 2500	6.0L	V8	Delco AD230, 105 Amp Standard
2000	Chevrolet	C1500	—	—	Mexico
2000	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
2000	Chevrolet	Silverado 2500	5.3L	V8	Delco, 105 Amp Standard
2000	Chevrolet	Suburban 1500	5.3L	V8	Delco, 105 Amp Standard
2000	Chevrolet	Suburban 2500	—	—	Delco AD230, 105A, Std.
2000	Chevrolet	Tahoe	5.3L	V8	Delco, 105 Amp Standard
2000	GMC	Sierra 1500	5.3L	V8	Delco, 105 Amp Standard
2000	GMC	Sierra 2500	5.3L	V8	Delco, 105 Amp Standard
2000	GMC	Yukon	5.3L	V8	Delco, 105 Amp Standard
2000	GMC	Yukon XL 1500	—	—	Delco AD230, 105A, Std.
2000	GMC	Yukon XL 2500	—	—	Delco AD230, 105A, Std.
1999	Chevrolet	Silverado 1500	5.3L	V8	Delco, 105 Amp Standard
1999	Chevrolet	Silverado 2500	5.3L	V8	Delco, 105 Amp Standard
1999	GMC	Sierra 1500	5.3L	V8	Delco, 105 Amp Standard
1999	GMC	Sierra 2500	5.3L	V8	Delco, 105 Amp Standard
No rows match your filter.

Directly replaces or cross-references 17 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

BBB Industries — 8247BBB Industries — 82738291104644381046445110464455104644811048032610480388104804761575561615755616W1576882919244727192447281924473188877296