2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Front Gears

After fitting larger wheels and tires on your 2004.5-2005 GM 2500HD/3500HD, you may experience a decrease in power. The solution lies in aftermarket axle gears. Restore your power and efficiency by installing our precision-crafted front gears. Whether you need a single set or a complete set of gears, your truck will feel like new again with these featured front gears from Alligator Performance. Don't forget to pick up an Install kit to ensure your gears are set up properly!  GM Duramax Fitments: 2004, 2005 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2004.5-2005 6.6L LLY
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Yukon YGGM9.25-538R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.38 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-538R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.38 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-538R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.38 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-538R
$475.89
Yukon YGGM9.25-342R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.42 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-342R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.42 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-342R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.42 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-342R
$489.89
Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-513R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 5.13 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-513R
$503.89
Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-456R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.56 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-456R
$427.89
Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-488R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.88 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-488R
$475.89
Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-373R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 3.73 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-373R
$427.89
Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD
Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

Yukon Gear And Axle

Yukon YGGM9.25-411R High Performance Front Ring & Pinion Set for 9.25 IFS Reverse Rotation 4.11 Ratio | 1988-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: YUKYGGM9.25-411R
$429.89

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2004.5-2005 6.6L Silverado & Sierra 2500HD/3500HD

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