SX-3759 DORMAN OE SOLUTIONS Rear Differential Ring Pinion

Review DORMAN OE SOLUTIONS Rear Differential Ring And Pinion For Dodge Driveline for DODGE B350 FL 1981–1994

The Dorman SX-3759 rear differential ring gear and pinion assembly is an excellent replacement solution for the ring gear and pinion in the rear differential of select 1981-1994 Dodge B350 trucks. This driveline component is designed to meet or exceed OE specifications for durability, reliability, and performance.

The ring gear is the large, outer gear that meshes with the splined driveshaft to transmit power from the transmission to the differential. The Dorman ring gear is manufactured from high-strength steel, ensuring it can handle the torque and load requirements of your vehicle. Its spline design matches the OE unit, ensuring a secure and precise fit.

The pinion gear, the smaller gear located at the center of the differential, engages with the ring gear to transmit power from the differential to the driveshaft. The Dorman pinion gear is also manufactured from high-strength steel, ensuring it can effectively transfer the power generated by the engine to the driveshaft. Its tooth profile is designed to provide optimal engagement with the ring gear, ensuring smooth and efficient power transfer.

The Dorman SX-3759 assembly includes both the ring gear and pinion gear, as well as the necessary bearings and seals to ensure a proper installation and long service life. The bearings are precision-machined to ensure a snug fit in the differential housing, while the seals help prevent leaks and maintain the proper lubrication of the gears.

This Dorman replacement assembly is engineered to provide a direct fit, ensuring a straightforward installation process. It is also backed by Dorman's limited lifetime warranty, providing peace of mind to the customer.

Overall, the Dorman SX-3759 rear differential ring gear and pinion assembly is a high-quality solution for replacing the worn or damaged components in the rear differential of select 1981-1994 Dodge B350 trucks. Its design meets or exceeds OE specifications, ensuring reliable and efficient power transfer from the transmission to the driveshaft.

The Dorman SX-3759 rear differential ring gear and pinion set is a potential option for repairing or upgrading the driveline of 1981-1994 Dodge B350 trucks. Here are some pros and cons to consider before making a purchase:

1. OEM-equivalent quality: Dorman is known for manufacturing high-quality aftermarket parts that meet or exceed OEM specifications. This ring gear and pinion set is no exception.

2. Direct fitment: This part is designed specifically for the 1981-1994 Dodge B350 trucks, ensuring a perfect fitment.

3. Improved performance: Upgrading the ring gear and pinion can result in improved performance, including increased torque and horsepower.

4. Cost-effective: Compared to OEM parts, aftermarket options like this one from Dorman can save you a significant amount of money.

5. Availability: Dorman parts are widely available at various automotive retailers and online marketplaces, making it easy to find and purchase.

1. Potential for noise: Some customers have reported experiencing noise after installing this ring gear and pinion set. This could be due to the use of aftermarket parts, which may not be as quiet as OEM components.

2. Installation complexity: Installing a differential ring gear and pinion can be a complex and time-consuming process, requiring specialized tools and expertise.

3. Potential for damage during installation: Improper installation techniques can result in damage to the differential or other components, leading to additional repair costs.

The Dorman SX-3759 rear differential ring gear and pinion set for 1981-1994 Dodge B350 trucks offers several advantages, including OEM-equivalent quality, direct fitment, improved performance, cost-effectiveness, and availability. However, it also comes with potential cons such as noise, installation complexity, and the risk of damage during installation. Ultimately, the decision to purchase this part depends on your budget, technical expertise, and desired performance improvements.

If you are comfortable with the installation process and are looking for a cost-effective solution to upgrade your Dodge B350's differential, the Dorman SX-3759 ring gear and pinion set could be an excellent choice. However, if you prioritize quiet operation or are not confident in your installation abilities, you may want to consider investing in an OEM ring gear and pinion or seeking professional assistance.

Details:

Dorman rear differential ring pinion for 1981 - 1994 Dodge B350 driveline Fl: status: in stock.

specifications differentialsdepo:

• for models: B350, Fl
• for makes: Dodge
• for years: 1981–1994
• brand: Dorman Oe Solutions
• mpn: Sx-3759
• placement on vehicle: Driveline Axles Differential
• type: Differential Ring And Pinion
• item length: 19.300
• manufacturer warranty: 1 Year / 2 Years / 3 Years / 5 Years Depending On Part
• ipn: C567 40-67
• compatible year: 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982
• core charge: Free No Core Charge
• position: Rear
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Dorman Differential Ring And Pinion

seller differentialsdepo:

• # reviews: 632784
• city: indianapolis, indiana
• rating: 99.5%

payments differentialsdepo:

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

offer differentialsdepo:

• prices: $36.83–$417.30
• item condition: New
• in stock #: 2
• options: ship-to-home
• availability: in stock
• started: march 14, 2026
• sold #: 8

general differentialsdepo:

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

shipping differentialsdepo:

• service: standard, expedited
• transit: 3-6 days
• class: standard, expedited
• type: fixed

returns differentialsdepo:

• time: 30 days
• paid by: seller
• policy: returns accepted