GM 7815325 Nos Front Joint Yoke Damper 76-79

( Brand: Gm ), ( Manufacturer Part Number: 7815325 ), ( Part Type: Joint ), ( Oe/oem Part Number: Chevrolet Oldsmobile Starfire Skyhawk Sunbird H Body Gt Gs ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review GM Nos Chevy 76-79 Front U joint Yoke And Damper Olds Buick Pontiac fits VEGA MONZA 1973–1974

The **GM 7815325 NOS (New Old Stock) Front U-Joint Yoke Damper Assembly** is a meticulously preserved, high-quality aftermarket replacement part designed to restore the original performance and reliability of the front drive axle yoke assembly on select **1976 1979 Chevrolet Vega Monza**, as well as compatible models from **Oldsmobile, Buick, and Pontiac** equipped with the GM X-body drivetrain. This component is a direct-fit, no-compromise solution for drivers seeking to eliminate clunking noises, reduce excessive play in the driveshaft, and prevent premature wear on the universal joints and axle shafts. Crafted from durable, heat-treated steel, the yoke features a precision-machined splined connection that ensures a secure, vibration-dampening fit to the driveshaft, while the integrated rubber damper (or "snubber") absorbs road-induced shocks, minimizing harshness and prolonging the lifespan of the entire drivetrain. The assembly is fully compatible with the **73-74 Vega s** unique front-wheel-drive architecture, offering a seamless upgrade for both stock and modified applications. Whether restoring a classic Vega to its original glory or upgrading an older vehicle with worn-out components, this NOS part delivers the authenticity and robustness of a factory-spec replacement without the hassle of sourcing discontinued OEM pieces. Its robust construction and proven durability make it an essential component for enthusiasts aiming to maintain smooth, quiet operation while preserving the integrity of their vehicle s drivetrain.

### **Pros and Cons of Buying a GM 7815325 (Nos. 73-74) Front U-Joint Yoke Damper for Chevy Vega ( 76 79) Monza, Oldsmobile, Buick, or Pontiac**

This part is a **front upper control arm (U-joint) yoke/damper** from General Motors, designed for several compact cars from the late 1970s, including the **Chevy Vega Monza, Oldsmobile Omega, Buick Apollo, and Pontiac Phoenix**. Below is a detailed breakdown of its advantages and drawbacks, followed by a conclusion and recommendation.

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### **Pros**

1. **Direct Fitment for Multiple GM Models**

- This part is designed to work on **Chevy Vega ( 76 79) Monza, Oldsmobile Omega ( 76 79), Buick Apollo ( 76 79), and Pontiac Phoenix ( 76 79)**. If you re restoring or repairing one of these vehicles, it eliminates the need to hunt for a model-specific part.

2. **OEM Quality (Original Equipment Manufacturer)**

- GM parts, even older ones, are generally built to higher standards than aftermarket alternatives. They are **durable, well-engineered, and designed to match the original specifications** of the vehicle.

3. **Reliability for the Era**

- The ** 76 79 GM compact cars** were known for their **simple, robust suspension systems**. This yoke/damper was a key component in maintaining proper wheel alignment and damping of suspension movement, reducing wear on other parts like bushings and ball joints.

4. **Easier to Find Than Rare Aftermarket Parts**

- While not as common as modern parts, **GM parts from this era are still available** through junkyards, online marketplaces (e.g., RockAuto, eBay), and specialty suspension shops. Aftermarket equivalents may be harder to source without modifications.

5. **Prevents Excessive Wear on Other Suspension Components**

- A failing yoke/damper can cause **uneven wheel alignment, excessive play in the steering, and accelerated wear on bushings, ball joints, and tie rods**. Replacing it early can **extend the life of the entire front suspension**.

6. **Cost-Effective for a Direct Replacement**

- While not cheap, **OEM parts are often more affordable than fully rebuilt or high-end aftermarket alternatives**. For a ** 76 79 GM compact car**, this part is a **reasonable investment** compared to the cost of labor and potential damage from neglecting it.

7. **Compatibility with Common Modifications**

- Many owners of these cars **upgrade bushings, add sway bars, or modify suspension geometry**. This GM part is **backward-compatible** with aftermarket modifications, making it a **versatile choice** for both stock and modified vehicles.

8. **Reduces Vibration and Noise**

- A worn yoke/damper can introduce **clunking noises over bumps and excessive vibration**, especially at higher speeds. Replacing it **restores smooth handling and reduces road noise**.

---

### **Cons**

1. **Age-Related Wear and Potential Rust**

- Being an **older GM part (likely from the late 70s or early 80s)**, it may have **minor rust, pitting, or wear** especially if stored in a humid environment. A thorough inspection is **essential before installation**.

2. **May Require Additional Repairs**

- If the yoke/damper was removed due to **suspension damage**, other components (e.g., **ball joints, control arm bushings, or tie rods**) may also need replacement. This could **increase labor and part costs**.

3. **Not Always Available New**

- While **new OEM parts are sometimes stocked**, many suppliers sell **used or reconditioned units**. If buying used, **check for cracks, excessive play, or corrosion** before purchasing.

4. **Potential Mismatch with Aftermarket Upgrades**

- If the vehicle has **aftermarket bushings, sway bars, or lowered suspension**, the **original GM yoke/damper may not fit perfectly** without modifications. Some owners report needing to **file or adjust** the part for a proper fit.

5. **Labor-Intensive Installation**

- Replacing a **front upper control arm yoke/damper** requires **removing the wheel, disconnecting the steering linkage, and often replacing bushings**. This is a **moderate to advanced suspension job**, best left to someone with **mechanical experience or a trusted mechanic**.

6. **Limited Longevity Compared to Modern Parts**

- While durable, ** 70s-era GM suspension parts are not built to last as long as modern components**. With **proper maintenance (lubrication, alignment checks)**, they can last **50,000 100,000 miles**, but wear is inevitable over time.

7. **Possible Counterfeit or Mismatched Parts**

- Some sellers (especially online) may **mislabel parts**, selling a **different GM number or a non-OEM replica**. Always **verify the part number and inspect for authenticity** before buying.

8. **Environmental and Handling Trade-offs**

- The ** 76 79 GM compact suspension was designed for a softer ride**. Replacing the yoke/damper with a **stiffer aftermarket version** (if desired) may **alter handling characteristics**, which some owners may not prefer.

---

### **Conclusion**

The **GM 7815325 (Nos. 73-74) front upper control arm yoke/damper** is a **solid OEM replacement** for **Chevy Vega Monza, Oldsmobile Omega, Buick Apollo, and Pontiac Phoenix** from **1976 1979**. It offers **direct fitment, reliability, and compatibility** with common modifications, making it a **practical choice** for suspension repairs.

However, **potential issues like rust, labor requirements, and compatibility with aftermarket parts** mean it s not a **perfect solution** for every situation. If the part is **inspected thoroughly** and **installed correctly**, it will **restore proper suspension function and prevent further damage**.

For **restoration projects or routine maintenance**, this is a **good investment**. For **high-performance or heavily modified vehicles**, an **aftermarket or upgraded version** may be worth considering.

---

### **Recommendation**

- You need a **direct OEM replacement** for a ** 76 79 GM compact car**.

- You re **restoring a vehicle** and want **authentic components**.

- You re **replacing a worn yoke/damper** to **prevent further suspension damage**.

- You re **comfortable with suspension work** or have a **trusted mechanic** to install it.

- You re **modifying the suspension** (e.g., lowering, sway bar upgrades) and need a **stiffer or modified version**.

- You **can t find a high-quality used or reconditioned part** and are willing to pay for a **new or aftermarket equivalent**.

- The **ball joints, bushings, or tie rods** are also worn and need replacement, making a **full suspension rebuild** more cost-effective.

This is a **good, reliable OEM part** for the specified vehicles, but **inspect it carefully** before purchasing and **budget for potential additional repairs**. If you re on a **tight budget**, a **high-quality aftermarket duplicate** (from brands like **King, Moroso, or Dorman**) may be a viable alternative. For **long-term reliability**, **prioritize proper installation and maintenance** of the suspension.

Details:

We priced this very low for one clean. New old stock GM# 7815325 front u-joint yoke w/damper we find in Chevy, Olds, Pontiac and Buick parts books. Original box is rough but the part itself very nice. The other GM brands word it pretty much the same for 1976-79Body cars.

There are rusty ones out there, but will the seal work on a shaft. Getting to be a very hard find part NOS. Most of those guys do not even own their parts, they are relying on the parts being shipped from some third party IF have them and you know condition until it arrives at your door.

1975 is not included in the parts books for this part. We point out some inner spots of rust, but the shaft had its sleeve on it all these years, so is very clean, as u-joint yoke. Chevrolet shows 1973-74 Vega 'front yoke w/damper for rear axle noise' - 1976-77Body field fix 1978-79 'yoke, u-joint, front.

part #: 7815325 price

• $125.00

specifications universajoin:

• for models: Vega, Monza
• for makes: Chevy, Olds, Buick, Pontiac
• for years: 1973-1974
• brand: Gm
• mpn: 7815325
• part type: Joint
• oe/oem part number: Chevrolet Oldsmobile Starfire Skyhawk Sunbird H Body Gt Gs
• vintage part: Yes
• universal fitment: No
• country of origin: United States

returns universajoin:

• policy: No Returns

seller universajoin:

• # reviews: 4152
• city: Adel, Georgia
• rating: 100.0%

general universajoin:

• Transmission Drivetrain > Driveshafts Parts > Driveshaft Bearings U-Joints
• condition: Used

offer universajoin:

• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home
• started: March 3, 2026

shipping universajoin:

• type: Fixed
• class: Economy
• service: Economy
• transit: 3-9 Days
• cost: $15.00

payments universajoin:

• credit card: Mastercard
• other
• wallet: Apple-pay

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