Aeagle 6494N Starter for Chevy Silverado Tahoe GMC Yukon 2003-2008 12V 1.2 kW Direct-Fit

Aeagle 6494N starter is a direct-fit 12V replacement starter for many GM V8 4.8L and 5.3L trucks and SUVs from model years 2003–2008, engineered for reliable cranking and easy plug-and-play installation.

This Aeagle starter is manufactured to match OE fit and function for a long list of Chevrolet, GMC, Cadillac, Isuzu and Saab vehicles using 12-volt electrical systems and clockwise rotation. It delivers a 1.2 kW output with a 9-tooth drive and is designed with upgraded gear materials and anti-slip testing to reduce wear and slippage during engine start cycles. The unit replaces multiple OEM part numbers, making it a convenient aftermarket option when the original starter has failed or shows signs of wear.

Which vehicles does the Aeagle 6494N starter fit?

This starter covers a broad lineup of GM-platform V8 models in the 2003–2008 production window, including full-size trucks, vans and SUVs that use 4.8L and 5.3L engines. It is listed as compatible with specific Buick, Cadillac, Chevy, GMC, Isuzu and Saab applications; check engine displacement and model year to confirm fit.

• Chevy: Silverado 1500, Tahoe, Suburban, Avalanche, SSR (selected years)
• GMC: Sierra 1500, Yukon, Yukon XL, Envoy, Savana vans
• Other: Cadillac Escalade, Buick Rainier, Isuzu Ascender, Saab 9-7x, Express/Savana vans

How does this starter compare in specifications and durability?

The Aeagle 6494N is a 12V starter that spins clockwise, supplies 1.2 kW of cranking power and uses a 9-tooth pinion. Manufacturers test the starter gear for wear resistance and anti-slip performance to help maintain reliable engagement with the flywheel under repeated starts.

• Voltage: 12V — compatible with standard automotive electrical systems
• Rotation: CW (clockwise) — matches the OEM direction for specified engines
• Teeth/KW: 9 teeth, 1.2 kW output for proper engagement and cranking torque
• Quality checks: gear wear and anti-slip testing for long-term durability

What OEM part numbers does the Aeagle 6494N replace?

This unit is cross-referenced to numerous OEM and aftermarket part numbers, simplifying aftermarket sourcing and reducing the risk of ordering the wrong starter. Use the listed replacements to verify compatibility with the failed original component.

• Covers part numbers such as 323-1483, 336-2002, 410-12257 and 12568051
• Also references other OEM codes like 89017440, 89018123 and 12592294
• Search by any matching OEM number to confirm fit for your vehicle

How easy is installation and what should I check before fitting?

The Aeagle starter is designed for straightforward, bolt-in installation and uses a plug-and-play electrical connector to simplify the swap. Still, confirm battery charge, ground integrity and flywheel condition before installation to avoid repeated failures.

• Installation: plug-and-play wiring with standard starter mounting points
• Pre-fit checks: battery voltage, starter solenoid wiring, and flywheel teeth
• Tools: basic hand tools and safety equipment recommended for under-vehicle work

Who is this for: The Aeagle 6494N starter is intended for owners, mechanics and fleet technicians who maintain 2003–2008 GM-derived trucks, SUVs and vans equipped with 4.8L or 5.3L V8 engines and need a reliable, direct-replacement starter. It’s a practical aftermarket choice when you require OE-alike specifications, cross-reference compatibility to multiple OEM numbers, and a unit built with wear-resistant starter gear for dependable starting performance.