11-19 Ford F-150 Yukon Gear & Axle YGK2105 9.75in 4.11 Rear Ring & Pinion Install Kit 34 Spline Positraction Axle Bearings

Yukon Gear & Axle YGK2105 9.75in 4.11 Rear Ring & Pinion Install Kit 34 Spline Positraction Axle Bearings

If you are looking for a complete solution to upgrade your Ford F-150’s rear differential, look no further than the Yukon Gear & Axle YGK2105 9.75in 4.11 Rear Ring & Pinion Install Kit 34 Spline Positraction Axle Bearings. This kit includes everything you need to install a high-performance ring and pinion gear set, a durable positraction differential, and new axle bearings and seals. Whether you want to improve your off-road traction, towing capacity, or acceleration, this kit will deliver the results you need.

Key Features

• Yukon Gear & Axle 9.75in Ford 4.11 Ratio Rear Ring & Pinion Gear Set: This gear set is designed to provide optimal strength and durability, as well as smooth and quiet operation. The 4.11 ratio will increase your torque and low-end power, making your F-150 more responsive and capable.
• Yukon Gear & Axle Dura Grip Positraction Differential: This differential is a clutch-type limited slip unit that provides aggressive yet smooth traction to both wheels. The Dura Grip features a nodular iron case, forged 4320 steel internals, and composite clutches for long-lasting performance. The Dura Grip can handle up to 800 ft-lbs of torque and is rebuildable and re-clutchable.
• Yukon Gear & Axle Master Install Kit: This kit includes all the necessary components to install your new ring and pinion and differential, such as Timken bearings, high-quality seals, shims, crush sleeve, pinion nut, ring gear bolts, and more. The kit also comes with a cover gasket and a bottle of friction modifier for your convenience.
• Yukon Gear & Axle Axle Bearings and Seals: This kit includes new axle bearings and seals to replace your worn or damaged ones. The bearings and seals are made from premium materials and meet or exceed OEM specifications.

Benefits

• Improved performance: By installing this kit, you will enhance your F-150’s drivetrain performance in various aspects, such as traction, torque, acceleration, and fuel efficiency. You will also reduce the stress and wear on your differential and axles, extending their lifespan and reliability.
• Easy installation: This kit is designed to be a direct fit for your F-150, requiring no modifications or special tools. The installation process is straightforward and can be completed in about 4 hours by following the detailed instructions provided by Yukon Gear & Axle.
• Warranty coverage: This kit is backed by Yukon Gear & Axle’s 1-year warranty against manufacturer defects. You can rest assured that you are getting a quality product that is covered by a reputable company.

Product Specs

• Ring and pinion gear set:
  • Material: 8620 steel
  • Ratio: 4.11:1
  • Teeth: 41/10
  • Rotation: Standard
  • Diameter: 9.75 in.
  • Pinion spline count: 31
  • Pinion shaft diameter: 1.970 in.
  • Ring gear bolt count: 12
• Positraction differential:
  • Type: Clutch-type limited slip
  • Case: Nodular iron
  • Internals: Forged 4320 steel
  • Clutches: Composite
  • Torque capacity: 800 ft-lbs
  • Axle spline count: 34
  • Cover bolt count: 12
• Master install kit:
  • Bearings: Timken
  • Seals: High-quality
  • Shims: Included
  • Crush sleeve: Included
  • Pinion nut: Included
  • Ring gear bolts: Included
  • Cover gasket: Included
  • Friction modifier: Included
• Axle bearings and seals:
  • Material: Premium
  • Fitment: OEM

Install Difficulty Level

Installing this kit is not a difficult task, as long as you have some basic mechanical skills and tools. You will need to remove your old differential and ring and pinion, and replace them with the new ones. You will also need to set the proper backlash and pinion preload, and check the gear pattern. Yukon Gear & Axle provides clear and detailed instructions to guide you through the process. The estimated time for this installation is about 4 hours, depending on your experience and skill level.

Vehicle Fitment

This kit is compatible with the following vehicles:

• 2011-2019 Ford F-150 with 9.75 in. rear differential and 34 spline axles
• 2011-2014 Ford F-150 with 3.5L EcoBoost V6 engine
• 2011-2019 Ford F-150 with 5.0L V8 engine
• 2011-2019 Ford F-150 with 6.2L V8 engine

Carb EO Number

This kit does not require a carb EO number, as it does not affect the emissions or fuel system of your vehicle. This kit is legal for use in all 50 states.

If you have any questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.