F350SD FORD TRUCK Rear Axle Ring Gear Srw

Review FORD TRUCK Rear Axle 10.50 Inch Ring Gear Srw 3.73 Ratio Fits Pickup for F350SD 2002–2004

The Ford 435-02045E rear axle is a critical component of the drivetrain system for select 2002-2004 F-350 Super Duty trucks with 10.50 ring gears and a gear ratio of 3.73:1. This axle assembly, specifically part number 29631337, is designed for single rear wheel (SRW) applications.

The Ford 435-02045E axle is engineered for durability and reliability, featuring high-strength materials and precision-machined components. The ring gear, which is the key driving component, is made of heavy-duty steel and is tooth-rolled to ensure optimal tooth engagement and torque transfer. The axle housing is robust and resistant to wear, ensuring long-lasting performance even under heavy loads.

This axle is also equipped with a standard limited-slip differential, providing superior traction and stability, especially during cornering and acceleration. The differential utilizes clutch packs that engage and disengage as needed, allowing power to be distributed to the wheel with better traction.

Additionally, the 435-02045E rear axle comes with seals and bearings that protect against leaks and wear, ensuring a quiet and smooth operation. These components are engineered to last, reducing the need for frequent maintenance and replacement.

Overall, the Ford 435-02045E rear axle is a critical upgrade for any 2002-2004 F-350 Super Duty truck with a 10.50 ring gear and a 3.73:1 gear ratio, especially for those who require additional traction and durability. This axle assembly is designed to handle the demands of heavy loads and challenging terrain, making it an essential addition for any serious off-road or towing application.

Ford 435-02045e Rear Axle: A Comprehensive Analysis

The Ford 435-02045e rear axle (SRW, 3.73 ratio, 10.50 ring gear, 02-04 F-350 SD, 29631337) is a popular choice for those seeking high-performance axles for their Ford F-350 Super Duty trucks. In this analysis, we will discuss the key features, benefits, and potential drawbacks of this axle.

1. 3.73:1 Ratio: This axle comes with a 3.73:1 ratio, which offers a good balance between torque and RPM for most towing and hauling applications.

2. 10.50 Ring Gear: The 10.50 ring gear provides increased strength and durability, making it suitable for heavy-duty use.

3. Sealed Differential: The sealed differential design ensures protection against contaminants, providing longer service life and reduced maintenance requirements.

4. SRW (Single Reduction): This design delivers power directly to the wheels, providing maximum torque and traction for heavy loads.

1. Enhanced Towing Capacity: The Ford 435-02045e rear axle enables improved towing capacity and better payload capacity for F-350 Super Duty trucks.

2. Durability: The 10.50 ring gear and sealed differential design provide increased durability and longevity.

3. Improved Traction: The single reduction design delivers maximum torque and traction to the wheels, making it suitable for challenging terrain and heavy-duty applications.

1. Cost: The Ford 435-02045e rear axle is a premium aftermarket axle, which may have a higher cost compared to stock or standard axles.

2. Installation Complexity: Installing this axle may require specialized tools and skills, which could result in additional labor costs.

3. Potential Compatibility Issues: Ensure the axle is compatible with your specific vehicle model and year to avoid any potential issues.

The Ford 435-02045e rear axle is an excellent choice for those seeking improved towing and hauling capabilities, durability, and maximum traction for their F-350 Super Duty trucks. Despite its higher cost and potential installation complexities, the benefits far outweigh the drawbacks. Prospective buyers should ensure compatibility with their specific vehicle model and year and consider the additional costs associated with installation.

If you require enhanced towing and hauling capabilities, improved durability, and maximum traction for your Ford F-350 Super Duty truck, the Ford 435-02045e rear axle is a recommended upgrade. Be sure to consider the potential costs and installation complexities before making a purchase.

Details:

We remove oil pans to inspect automatic transmissions. If heat tabs are melted or removed, warranty void. Warranty does not include shift motor, switches, sensors, or seals. Transfer case.

Confirm proper gear ratio prior to installation. B r automotive does not guarantee mileage. Timing belts, thermostat, water pump and other maintenance items must be replaced. Cooling lines must be flushed of debris before installing.

Torque converter must be properly seated and aligned to the front pump. Brakes, seals, sensors, and lines should be inspected replaced as needed. Purchaser must replace seals, gaskets, and filter before installation re-seal the oil pan. Must be installed and inspected by a factory trained certified technician.

Radiators must be flow tested or replaced receipts required. Inspect and replace seals gaskets as needed. Contact b r immediately prior to removing or repairing any components. Ford F350SD pickup 02 10.50 ring gear, srw, 3.73 ratio, id v415b.

Small parcel shipping ups/FedEx: free shipping on all small parcel orders. Inspect and replace as needed. Engine oil pans must be re-sealed. Check with the dealer as components may be different.

No hardware, accessories. Ford F350SD pickup 02-04 10.50 ring gear, srw, 3.73 ratio, id v416 series. Ford F350SD pickup 02 10.50 ring gear, srw, 3.73 ratio, id v415c. No labor or any other charges related to the sale installation of this product are warranted.

Fill with fluid according to manufacturers recommended type and level. Residential delivery is not included in the free shipping or our regional charges. Each unit is carefully inspected before removal to ensure quality and functionality.

specifications differentialsdepo:

• for models: F350sd
• for years: 2002–2004
• brand: Ford Truck
• part type: Ring Axle Gear
• genuine oem: Yes
• ipn: 435-02045e
• make: Ford

offer differentialsdepo:

• prices: $600.00–$679.90
• item condition: Used
• options: ship-to-home
• in stock #: 5
• availability: in stock
• sold #: 14
• best offers: true
• started: december 11, 2025

payments differentialsdepo:

• wallet: google-pay
• credit card: discover
• other

seller differentialsdepo:

• rating: 97.5%
• city: henderson, nevada
• # reviews: 66455

shipping differentialsdepo:

• class: freight
• type: fixed
• service: flat rate freight

returns differentialsdepo:

• paid by: buyer
• time: 60 days
• policy: returns accepted

general differentialsdepo:

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