fits model: C20. make: Chevrolet, Gmc. year: 1971–1988.

( Brand: Gm ), ( Manufacturer Part Number: 00475083 ), ( Type: Spindle ), ( Placement On Vehicle: Left )
The **GM 00475083 71 Chevrolet C20 Spindle Steering Knuckle (Left, Driver-Side)** is a precision-engineered suspension component designed to deliver reliable performance and durability for classic Chevrolet C20 and GMC models from the early 1970s. This high-quality, direct-fit replacement steering knuckle is crafted to match the exact specifications of the original equipment, ensuring a seamless fit and optimal handling for your vehicle. The knuckle features a robust spindle assembly, forged from high-strength steel, which provides superior strength and resistance to wear, even under demanding driving conditions. Its integrated ball joint and pivot points are meticulously machined to maintain proper alignment and reduce unnecessary play, enhancing both stability and steering responsiveness. Whether you're restoring a vintage C20 for classic car shows or upgrading an older GMC for daily driving, this knuckle offers a dependable solution that restores factory-like performance without compromising on quality. Built to withstand the rigors of off-road adventures or smooth highway cruising, this part is an essential upgrade for maintaining a safe and smooth ride while preserving the authenticity of your vehicle s original design.
### **Pros and Cons of Buying a GM 00475083 71 Chevrolet C20 Spindle Steering Knuckle (Left Driver, GMC)**
#### **Pros:**1. **Original Equipment (OEM) Part** This is a genuine GM part, meaning it is designed to match the original specifications of your vehicle. OEM parts are often more reliable and compatible than aftermarket alternatives, reducing the risk of premature failure or fitment issues.
2. **Durability and Longevity** GM s manufacturing standards typically ensure higher quality materials and precision engineering, which can extend the lifespan of the spindle and steering knuckle compared to cheaper aftermarket parts.
3. **Warranty Coverage** If purchased from an authorized GM dealer or a reputable parts supplier, this part may come with a warranty, providing peace of mind against defects or early wear.
4. **Reliability for Heavy-Duty Use** The C20 series (especially older models like the 1971) was built for work, and the spindle/steering knuckle is a critical component for handling weight and stress. A well-maintained OEM part ensures safer operation under load.
5. **Easier Maintenance and Repairs** Since it s an original part, mechanics familiar with GM trucks will have experience working with it, making repairs or replacements more straightforward.
6. **Resale Value of the Vehicle** Keeping the vehicle stock with OEM parts can help maintain its value, especially if you plan to sell it later.
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#### **Cons:**1. **Cost** OEM parts are generally more expensive than aftermarket alternatives. The price of this spindle/steering knuckle may be significantly higher, which could be a deterrent if budget is a concern.
2. **Limited Availability** Older GM parts, especially those from the 1970s, can be harder to find compared to newer models. You may need to source it from a specialty parts dealer, which could take time or require additional shipping costs.
3. **Potential for Wear or Damage** If the part is being replaced due to existing wear or an accident, the underlying issue (e.g., misalignment, suspension damage, or improper maintenance) may persist unless addressed simultaneously.
4. **No Modern Upgrades** Unlike aftermarket parts, this OEM spindle does not offer performance enhancements, such as lighter weight, reinforced materials, or improved wear resistance. If you re looking for upgrades, aftermarket options might be preferable.
5. **Potential for Rust or Corrosion** Older GM parts, especially those from the 1970s, may have rust or corrosion if they ve been stored improperly. Inspecting the part closely before purchase is essential to avoid hidden issues.
6. **Installation Complexity** Replacing a spindle/steering knuckle can be labor-intensive, requiring specialized tools, alignment, and sometimes welding (if bolts are stripped or missing). If you re not experienced with suspension work, professional installation may be necessary, adding to the cost.
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### **Conclusion:**Buying this **GM 00475083 71 Chevrolet C20 spindle steering knuckle (left driver, GMC)** is a solid choice if you prioritize **reliability, longevity, and compatibility** with your vehicle. As an OEM part, it ensures proper fitment and performance, which is critical for safety and functionality especially in a work truck like the C20. However, the **higher cost, potential availability issues, and lack of modern upgrades** may make it less ideal if you re on a tight budget or seeking performance enhancements.
If the part is **in good condition, properly sourced, and installed correctly**, it will likely serve you well for years. If you re unsure about the part s history or condition, inspect it thoroughly or have a mechanic verify its integrity before purchasing.
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### **Recommendation:** - **Buy it if:**- You need a **direct replacement** for your truck and want to avoid compatibility issues.
- You re willing to pay the premium for **OEM quality and reliability**.
- You plan to keep the vehicle long-term and want to maintain its original specifications.
- You have access to a **reputable supplier** (e.g., an authorized GM dealer or a trusted parts auction like RockAuto or eBay Motors).
- **Consider alternatives if:**- You re on a **tight budget** and can find a **high-quality aftermarket part** (e.g., from brands like Moroso, Dorman, or Melling) that fits well and has good reviews.
- You re unsure about the part s **condition or history** in that case, inspect it closely or request a warranty.
- You want **lighter weight or reinforced components** for performance aftermarket parts may offer these benefits.
Ultimately, this is a **strong OEM choice** for those who value authenticity and durability, but weigh the cost against your needs before deciding. If possible, compare prices from multiple sources to ensure you re getting the best deal.
This may fit other years and model's as well!, The spindle is not damaged or heavily worn. Odometer:99999 Miles. Part Comments: LH,DRIVERS,4X2 Condition: The spindle is not damaged or heavily worn.
Model: CHEVROLET 20 PICKUP 1983. Please review the images and ask questions prior to buying.