Dorman B9077PR
Dorman Premium B9077PR Front Lower Suspension Ball Joint Instruction Manual
Model: B9077PR
1. Product Overview
This manual provides detailed instructions for the installation, maintenance, and troubleshooting of the Dorman Premium B9077PR Front Lower Suspension Ball Joint. This component is engineered to provide a reliable replacement for the original equipment on specific vehicle models, contributing to proper suspension function and vehicle handling.
Key Features:
- Direct replacement - fits and performs like the original equipment on specific vehicles
- Reliable fit - precision-engineered to match the design and dimensions of original components
- Durable construction - manufactured to strict standards using sturdy, safe materials
- Rigorously tested - thorough quality control measures ensure longevity
2. Package Contents
Verify that all components are present before beginning installation:
- 1 x Ball Joint
- 1 x Nut
- 1 x Zerk Fitting
- 1 x Lock Ring

Image: All components included with the Dorman B9077PR Front Lower Suspension Ball Joint, including the ball joint, nut, zerk fitting, and lock ring.
3. Compatible Vehicles
This Dorman B9077PR suspension ball joint is compatible with the following vehicle models:
- Dodge Challenger: 1978, 1979, 1980
- Dodge Colt: 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980
- Hyundai Pony: 1984, 1985, 1986, 1987
- Plymouth Arrow: 1976, 1977, 1978, 1979, 1980
- Plymouth Colt: 1976, 1977, 1978
- Plymouth Sapporo: 1978, 1979, 1980
Note: Always confirm fitment for your exact vehicle by checking the manufacturer's specifications or using a vehicle fitment tool.
4. Setup and Installation
Important Safety Information:
- Always wear appropriate personal protective equipment (PPE), including safety glasses and gloves.
- Ensure the vehicle is securely supported on jack stands before working underneath. Never rely solely on a jack.
- Disconnect the vehicle's battery if instructed by the vehicle service manual.
- Refer to your vehicle's specific service manual for detailed removal and installation procedures, torque specifications, and any special tools required.
- If you are unsure about any step, consult a qualified automotive technician.
General Installation Steps (Consult Vehicle Service Manual for Specifics):
- Safely lift and support the vehicle. Remove the wheel.
- Locate the existing lower ball joint. Clean the area around the ball joint and suspension components.
- Remove any retaining nuts, bolts, or cotter pins securing the ball joint.
- Use a suitable ball joint removal tool (e.g., ball joint press or separator) to carefully separate the ball joint from the steering knuckle or control arm.
- Remove the old ball joint from the control arm.
- Clean the mounting bore on the control arm thoroughly.
- Install the new Dorman B9077PR ball joint into the control arm. Ensure it is seated correctly.
- Connect the new ball joint to the steering knuckle, aligning the tapered stud.
- Install the new nut and cotter pin (if applicable) provided with the ball joint. Tighten to the vehicle manufacturer's specified torque.
- Install the zerk fitting into the ball joint if not pre-installed.
- Reinstall the wheel and lower the vehicle.
- Perform a wheel alignment after replacing suspension components to ensure proper vehicle handling and tire wear.

Image: The Dorman B9077PR Front Lower Suspension Ball Joint, ready for installation.
5. Operating Considerations
Once installed, the Dorman B9077PR ball joint operates as an integral part of your vehicle's suspension system. Proper installation ensures the vehicle's steering and suspension geometry are maintained, contributing to safe and stable driving.
Post-Installation Checks:
- Verify all fasteners are tightened to specifications.
- Check for any abnormal noises or vibrations during a test drive.
- Ensure steering feels responsive and centered.
- Have a professional wheel alignment performed as soon as possible after installation.
6. Maintenance
To ensure the longevity and optimal performance of your Dorman B9077PR ball joint, follow these maintenance guidelines:
- Lubrication: This ball joint includes a zerk fitting, indicating it is serviceable. Periodically lubricate the ball joint using a grease gun and appropriate chassis grease (e.g., lithium-based grease). Consult your vehicle's service manual or a qualified technician for recommended lubrication intervals, typically during routine oil changes or vehicle inspections.
- Inspection: During routine vehicle maintenance, visually inspect the ball joint's dust boot for tears, cracks, or damage. A damaged boot can allow contaminants to enter the joint, leading to premature wear. Check for excessive play in the joint by lifting the vehicle and attempting to move the wheel vertically and horizontally while observing the ball joint.
- Cleaning: Keep the area around the ball joint clean to prevent dirt and debris buildup.
7. Troubleshooting
If you experience issues after installing the ball joint, consider the following common problems and solutions:
| Symptom | Possible Cause | Solution |
|---|---|---|
| Clunking or popping noise from suspension | Loose fasteners, improper seating, or damaged component | Re-check all fasteners for proper torque. Inspect ball joint and surrounding components for damage or incorrect installation. |
| Uneven tire wear | Incorrect wheel alignment | Perform a professional wheel alignment. |
| Vehicle pulls to one side | Incorrect wheel alignment, or other suspension component issues | Perform a professional wheel alignment. Inspect other suspension components. |
| Excessive play in wheel | Loose ball joint nut, or damaged ball joint | Re-check ball joint nut torque. If play persists, inspect ball joint for damage and replace if necessary. |
If troubleshooting steps do not resolve the issue, it is recommended to consult a certified automotive technician.
8. Specifications
| Attribute | Detail |
|---|---|
| Brand | Dorman |
| Model Number | B9077PR |
| Item Weight | 15.2 ounces |
| Product Dimensions | 6 x 3.37 x 2.32 inches |
| Manufacturer Part Number | B9077PR |
| OEM Part Numbers | 610.63028; FA1231; GK9077; K-9077; K9077; MK9077; MB001696; MB001699; MB001715 |
| First Available Date | October 22, 2020 |
9. Warranty and Support
For information regarding the warranty of your Dorman B9077PR Front Lower Suspension Ball Joint, please refer to the official Dorman Products website or contact Dorman customer support directly. Warranty terms and conditions may vary.
Dorman Products Contact Information:
- Website: www.dormanproducts.com
- Customer Support: Refer to the website for contact numbers or online support options.
When contacting support, please have your product model number (B9077PR) and purchase details readily available.
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