F890370 SUMMIT Ring Pinion Gear Set Motive Performance Ford

Review SUMMIT Ford Inch Ring And Pinion Gear Set Motive Performance 3.70 Ratio for FORD

Introducing the Summit Racing Motive Performance 3.70 Ring and Pinion Gear Set (F890370 for Ford applications), engineered to deliver superior strength and durability for your off-road or high-performance vehicle. This gear set is specifically designed for Ford applications, ensuring a perfect fit and function for your specific make and model.

The heart of this gear set is its high-quality ring and pinion gears, manufactured from heat-treated alloy steel for increased strength and longevity. The gears feature precision-machined tooth profiles to ensure smooth and quiet operation. The pinion gear is also designed with an oversized bearing for added support and durability.

The ring gear measures 8.5 inches in diameter and is made from heavy-duty steel, providing the necessary torque capacity for demanding off-road applications or high-horsepower builds. The gear is also splined to fit standard Ford 28-spline axles, ensuring a secure and reliable connection.

This gear set also includes an upgraded pinion bearing, featuring a larger diameter and a stronger design to handle the increased loads and torque demands of off-road or high-performance applications. The bearing is also made from high-quality steel and features a double-lip seal to keep out contaminants and maintain the integrity of your drivetrain.

The Summit Racing Motive Performance 3.70 Ring and Pinion Gear Set (F890370 for Ford applications) is the ideal choice for those seeking superior strength, durability, and performance for their off-road or high-performance vehicle. With its precision-manufactured components and tough, reliable design, this gear set is sure to provide years of trouble-free service and deliver the power and torque you need to tackle any terrain or challenge.

A Detailed Analysis of Motive Performance Summit F890370 Ford Ring Pinion Gear Set

The Motive Performance Summit F890370 Ford ring pinion gear set is a popular choice among Ford enthusiasts looking to upgrade their differentials. In this analysis, we'll discuss the key features, advantages, and disadvantages of this gear set to help you make an informed decision.

1. Designed for use with Ford 8.8-inch rear ends

2. 3.70 gear ratio

3. Forged steel gears for increased strength and durability

4. Quenched and tempered alloy steel ring and pinion

5. Hardened and ground splines for smooth engagement

1. Increased Torque Capacity: The Motive Performance Summit F890370 Ford ring pinion gear set offers increased torque capacity, allowing for better performance and improved acceleration.

2. Durability: Made from high-quality materials such as forged steel gears, quenched and tempered alloy steel ring, and pinion, this gear set is built to last.

3. Smooth Engagement: The hardened and ground splines ensure smooth engagement between the pinion and ring gears.

4. Customizable: This gear set is available in various ratios, allowing Ford enthusiasts to customize their vehicle's performance to their preferences.

1. Cost: The Motive Performance Summit F890370 Ford ring pinion gear set is pricier compared to stock OEM gear sets.

2. Installation: Installing a new ring and pinion gear set can be a complex process and requires specialized tools and knowledge.

3. Potential Noise: Some users have reported increased noise levels after installing this gear set, which may require additional modifications or adjustments.

The Motive Performance Summit F890370 Ford ring pinion gear set is an excellent choice for Ford enthusiasts looking to upgrade their differentials for better performance and increased torque capacity. Its durability and customizable options make it a worthwhile investment. However, it comes with a higher cost compared to stock OEM gear sets and may require professional installation. Additionally, some users have reported increased noise levels, which may require additional modifications or adjustments.

If you're considering purchasing the Motive Performance Summit F890370 Ford ring pinion gear set, ensure that you have the necessary skills and tools for installation or consult a professional. Additionally, consider the potential for increased noise levels and plan for any necessary modifications or adjustments. Overall, this gear set is a solid investment for those seeking improved performance and increased torque capacity from their Ford vehicle.

Details:

Brand new out of box.

specifications differentialsdepo:

• for makes: Ford
• brand: Summit
• mpn: F890370
• type: Pinion
• manufacturer warranty: 1 Year
• oe/oem part number: Sum-740910
• gear ratio: 3.70
• bore diameter: 9 In
• country/region of manufacture: United States
• placement on vehicle: Rear

seller differentialsdepo:

• rating: 100.0%
• # reviews: 6
• city: sherman, texas

offer differentialsdepo:

• options: ship-to-home
• started: august 4, 2025
• price: $369.99
• item condition: New
• in stock #: 5
• best offers: true
• availability: in stock
• sold #: 16

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

payments differentialsdepo:

• wallet: paypal
• credit card: diners-club
• other

shipping differentialsdepo:

• carrier: usps
• type: calculated
• service: usps priority mail
• transit: 4-10 days
• class: expedited

returns differentialsdepo:

• policy: no returns