Installation Time
(approx) 4 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
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-10% $238.49 kit Was $264.99
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Features, Description, Reviews, Q&A, Specs & Installation
Accelerate Faster. The name EXCEL is perfect for the EXCEL from Richmond 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit - 4.10 Gears. This ring gear and pinion gear set made from sturdy steel is designed to boost engine acceleration and provide that better performance you've been craving for your Sierra 1500. The 4.10 Gear Set offers a smooth rear power transfer for your daily driver or high-performance vehicle.
4.10 Ratio. This EXCEL from Richmond Rear Gear and Pinion Kit has a 4.10 gear ratio. It is made to increase acceleration without jeopardizing fuel economy.
Highly Durable. Richmond Gear constructs this Rear Ring and Pinion Duo from quality 8620 steel and uses a heat treatment process. The result is optimal strength, durability, and reliability, giving you confidence in your rig's performance. The ring gear diameter is 8.5 in. or 8.625 in., depending on your truck's rear axle.
Pro Touch. As most auto enthusiasts know, ring and pinion installations are not the easiest. Thus, it is advisable to leave the upgrade to a professional. A mechanic or shop can fit the new EXCEL Ring and Pinion Pair properly into your vehicle within roughly 4 hours.
Manufacturer's Warranty. This 8.5 in. & 8.6 in. Ring and Pinion Kit comes with a Richmond Gear warranty that spans 1 year or 50,000 miles (whichever occurs first) from the date of purchase. Safeguarding against defects in material and workmanship, this manufacturer's warranty may have limitations so it is best to read it in full.
Application. The EXCEL from Richmond 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit - 4.10 Gears is made to fit 1999-2018 GMC Sierra 1500s with 10-bolt 8.5 and 8.6 rear axles.
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Fitment:
EXCEL from Richmond GM85410
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Installation Info
Installation Time
(approx) 4 Hours
Difficulty Level:
Mechanical expertise or professional installation required.
Installation Guides
What's in the Box