Do I need Left or Right side?
Drive Pinion Bearing Kit, Outer - Mopar (68340289AA)
Drive Pinion Bearing Kit, Outer - Mopar (68340289AA)
The Drive Pinion Bearing Kit, Outer - Mopar (68340289AA) is a genuine OEM drivetrain service component engineered to support and stabilize the outer portion of the drive pinion shaft within the differential assembly. Manufactured to Mopar’s exact factory specifications, this outer drive pinion bearing kit ensures precise pinion shaft alignment, smooth rotational performance, and dependable drivetrain operation under demanding driving conditions.
Constructed from high-strength automotive-grade bearing steel and precision-machined components designed for heavy-load differential applications, this outer drive pinion bearing kit is built to withstand continuous rotational stress, friction, heat, and drivetrain loading. Its durable construction helps resist premature wear, bearing fatigue, corrosion, and surface deterioration for long-lasting reliability and axle performance.
Functionally, the outer drive pinion bearing supports the pinion gear shaft while helping maintain correct ring-and-pinion gear alignment within the differential housing. Proper bearing operation is essential for smooth power transfer, reduced drivetrain vibration, and accurate gear contact patterns. A worn or damaged outer pinion bearing may contribute to gear noise, excessive backlash, vibration, overheating, or premature wear of internal differential components.
As a genuine Mopar OEM component kit, this drive pinion bearing kit is manufactured to precise factory preload specifications, dimensional tolerances, bearing load requirements, and fitment standards to ensure direct compatibility with the original differential and axle assembly. This guarantees accurate installation, reliable bearing support, and factory-level drivetrain performance compared to aftermarket alternatives.
Installation is recommended during differential rebuilds, axle service procedures, ring-and-pinion gear replacements, or when diagnosing drivetrain noise and bearing wear. Proper installation helps maintain correct pinion alignment, smooth gear engagement, and dependable differential operation.
• Genuine Mopar OEM outer drive pinion bearing kit
• Designed to support and stabilize the differential pinion shaft
• Helps maintain proper ring-and-pinion gear alignment
• Durable construction resists heat, friction, wear, and heavy drivetrain loads
• Precision-engineered for factory preload and drivetrain performance
• Direct replacement for worn or damaged original pinion bearings
Choosing the Drive Pinion Bearing Kit, Outer - Mopar (68340289AA) helps restore smooth differential operation, maintain reliable drivetrain performance, and deliver the trusted quality expected from a genuine Mopar OEM component kit.
- Return Policy
- Min. 12 Months
- Safe, Secure Checkout
Product Details
Description
Drive Pinion Bearing Kit, Outer - Mopar (68340289AA)
The Drive Pinion Bearing Kit, Outer - Mopar (68340289AA) is a genuine OEM drivetrain service component engineered to support and stabilize the outer portion of the drive pinion shaft within the differential assembly. Manufactured to Mopar’s exact factory specifications, this outer drive pinion bearing kit ensures precise pinion shaft alignment, smooth rotational performance, and dependable drivetrain operation under demanding driving conditions.
Constructed from high-strength automotive-grade bearing steel and precision-machined components designed for heavy-load differential applications, this outer drive pinion bearing kit is built to withstand continuous rotational stress, friction, heat, and drivetrain loading. Its durable construction helps resist premature wear, bearing fatigue, corrosion, and surface deterioration for long-lasting reliability and axle performance.
Functionally, the outer drive pinion bearing supports the pinion gear shaft while helping maintain correct ring-and-pinion gear alignment within the differential housing. Proper bearing operation is essential for smooth power transfer, reduced drivetrain vibration, and accurate gear contact patterns. A worn or damaged outer pinion bearing may contribute to gear noise, excessive backlash, vibration, overheating, or premature wear of internal differential components.
As a genuine Mopar OEM component kit, this drive pinion bearing kit is manufactured to precise factory preload specifications, dimensional tolerances, bearing load requirements, and fitment standards to ensure direct compatibility with the original differential and axle assembly. This guarantees accurate installation, reliable bearing support, and factory-level drivetrain performance compared to aftermarket alternatives.
Installation is recommended during differential rebuilds, axle service procedures, ring-and-pinion gear replacements, or when diagnosing drivetrain noise and bearing wear. Proper installation helps maintain correct pinion alignment, smooth gear engagement, and dependable differential operation.
• Genuine Mopar OEM outer drive pinion bearing kit
• Designed to support and stabilize the differential pinion shaft
• Helps maintain proper ring-and-pinion gear alignment
• Durable construction resists heat, friction, wear, and heavy drivetrain loads
• Precision-engineered for factory preload and drivetrain performance
• Direct replacement for worn or damaged original pinion bearings
Choosing the Drive Pinion Bearing Kit, Outer - Mopar (68340289AA) helps restore smooth differential operation, maintain reliable drivetrain performance, and deliver the trusted quality expected from a genuine Mopar OEM component kit.
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Shipping Policy
Shipping Time Please allow 24-48 hours for us to process your order. Most in stock orders will arrive within 7-10 business days within the contiguous U.S. If we are out of stock of an item ordered we will order it from our distribution center warehouse which can add an additional 7-10 days to your delivery date... Check out our Shipping Policy for more details.
Return Policy
All sales are final for Vintage Parts, No returns can be accepted... Check out our Return Policy for more details.
Mopar Original Parts is a factory-authorized source for genuine OEM Mopar parts and accessories covering Jeep, Ram, Dodge, and Chrysler. Whether you are replacing a Wrangler suspension component, a Ram 1500 brake assembly, or a Grand Cherokee sensor, every part we ship comes from dealership inventory with the manufacturer's warranty intact and is priced below MSRP. Use the vehicle selector to filter by year, model, and trim so you order the correct part the first time. Not sure which part number you need? Call us now and a parts specialist will verify fitment by VIN.