15-24 Ford Expedition / 04-24 F-150 Yukon Gear YG F8.8R-456R High Performance Ring & Pinion Set Ford 8.8" Reverse Rotation, 4.56 Ratio

15-24 Ford Expedition / 04-24 F-150 Yukon Gear YG F8.8R-456R High Performance Ring & Pinion Set Ford 8.8" Reverse Rotation, 4.56 Ratio

The Yukon Gear YG F8.8R‑456R is a premium, high‑performance ring and pinion gear set engineered for those who demand durability, precision, and improved performance from their Ford 8.8‑inch reverse rotation front differential. With a 4.56 gear ratio, this set delivers a noticeable increase in torque multiplication off idle and better hauling or towing capacity, especially useful when paired with larger tires or heavier loads. Built using state‑of‑the‑art design, advanced heat‑treating techniques, and stringent quality testing, this gear set meets exacting standards both structurally and in surface finish. It’s ideal for SUVs and trucks like Expeditions, F‑150s, and more — for drivers who want enhanced traction, reliability, and a long service life.

Key Features

• Reverse‑rotation design specifically for Ford 8.8‑inch front differential

• 4.56 gear ratio for improved torque and pulling performance

• 8.80‑inch ring gear diameter, engineered to OEM and performance spec

• Strong 30‑spline pinion matched to exacting durability standards

• 10 bolt ring gear configuration, making installation more accessible

Benefits

• Enhanced acceleration & towing capability: the 4.56 ratio gives more mechanical advantage, helping when climbing hills, towing, or off‑road situations

• Stronger drivetrain reliability under load: Yukon’s heat treatment and quality control deliver gears that resist wear, reduce heat, and maintain consistent long‑term durability

• Quieter, smoother operation: precision manufacturing ensures better gear tooth contact and reduced noise under load

• Lifetime protection: covered by Yukon’s Y.E.S. Plan, a lifetime comprehensive, no‑questions‑asked protection plan for the gear set as long as the vehicle is owned

• One‑year warranty against manufacturing defects plus the Y.E.S. Plan for full‑life protection

Product Specs

• Ratio: 4.56

• Ring gear diameter: 8.80 inches

• Pinion spline count: 30 splines

• Ring gear bolts: 10 bolts

• Material: high strength alloy steel (heat treated)

• Color/finish: raw steel / machined gloss finish, precision gear teeth surface

• Weight: approximately 19.75 lb

• Package dimensions: roughly Length 16 in × Width 12 in × Depth 6 in

Install Difficulty Level

Installing the Yukon Gear YG F8.8R‑456R is considered moderately easy to intermediate for someone familiar with differential work. With proper tools (dial indicator for backlash, torque wrench, bearing preload tools), setup time for a full gear swap is around 4‑6 hours, depending on experience. Even if it’s the first time, careful measurement and following Yukon’s setup instructions make the job manageable. If questions arise or alignment seems off, it's advisable to consult a specialist.

Vehicle Fitment

Fits front reverse‑rotation Ford 8.8‑inch differentials on:

• Ford Expedition – years 1997 through 2024

• Ford F‑150 – years 1997 through 2024

• Ford F‑250 – years 1997 through 1999

• Lincoln Navigator – years 1998 through 2014

• Lincoln Mark LT – years 2006 through 2008

Engines: all standard engines for these models paired with reverse‑rotation front 8.8 differential. Always verify your differential is reverse rotation and 8.8‑inch size before purchasing.

If there are any uncertainties about fitment, technical details, or you believe any specs may be incorrect, contact the MPT Performance experts at (407) 636‑7077, or by email.