Complete GM 8.5" 10-Bolt Axle Rebuild Package – Eaton Truetrac Differential + Revolution Gear Ring & Pinion + Master Install Kit

Take the guesswork out of your GM 8.5" 10-bolt build with this all-in-one axle rebuild package, featuring the legendary Eaton Truetrac differential and premium Revolution Gear & Axle components. This kit includes everything you need to upgrade strength, traction, and reliability—hand-picked by real builders who have rebuilt hundreds of these axles.

No more piecing together parts from multiple suppliers. This package is shop-tested, guaranteed compatible, and ready to handle serious power and everyday driving alike.

What’s Included:

• ✅ Eaton Detroit Truetrac Differential – Helical gear limited-slip, maintenance-free design, 28 or 30 spline options.

• ✅ Revolution Gear & Axle Face-Hobbed Ring & Pinion Gear Set – Choose your ratio:

  • 3.42

  • 3.73

  • 4.10

  • 4.56 (other ratios available on request)

• ✅ Revolution Gear Master Install Kit – Premium bearings (Timken), races, shims, seals, ring gear bolts, marking compound, and hardware.

(Optional: Add new axle shafts or a heavy-duty differential cover—message us for bundle pricing.)

Key Benefits:

• Proven Traction Upgrade: Eaton Truetrac delivers smooth, automatic torque biasing to the wheel with grip.

• Bulletproof Durability: Premium face-hobbed gears and Timken bearings built for high-torque applications.

• Perfect Fit Guarantee: Package tested and trusted by experienced axle rebuilders—no mismatch issues.

• DIY or Shop-Friendly: Comes with everything needed to set up gears and differential in one purchase.

Vehicle Fitment:

Fits most GM 8.5" 10-bolt rear axles found in:

• Chevrolet Silverado 1500 (’99–’13)

• GMC Sierra 1500 (’99–’13)

• Chevrolet Tahoe, Suburban, Blazer

• GM G-Body, F-Body, and other RWD vehicles with 8.5"/8.6" axles.

(If unsure about spline count or ratio compatibility, contact us before ordering—we’ll help you verify the perfect fit.)

Why Buy This Bundle From Us:

• 🔧 Real Builder Knowledge: We’ve rebuilt hundreds of GM 8.5 axles—we know which parts last.

• 🏆 Trusted Brands Only: Eaton Truetrac + Revolution Gear & Axle + Timken bearings = proven combo.

• ⚡ Fast Shipping: Most packages ship within 1–2 business days directly from our U.S. supplier warehouse.

• 📞 Tech Support Included: Talk to a real gear installer if you need setup advice.