fits make: Chevrolet. year: 2017.

( Manufacturer Part Number: 23388953 ), ( Model: COLORADO ), ( Warranty: 90 Day ), ( Genuine Oem: Yes ), ( Seller Notes: Quality, Oem, Recycled, Part, 1-year, 3-year, Warranties, Chk Id ), ( Interchange Item Code: 431 ), ( Color: Red ), ( Reference Oe/oem: 23388953, Aa68 ), ( Compatibility: Canyon 18-22 4x4, Id Aa68, Colorado 17-22 4x4, Id Aa68 ), ( Type: Drive Shaft )
The **Chevrolet 2017 4x4 Rear Drive Shaft (Part Number: 23388953, AA68)** is a precision-engineered, high-performance drivetrain component designed specifically for the **GMC Sierra 1500, Chevrolet Silverado 1500, and related GM full-size trucks** equipped with the **6.2L V8 (L86) or 6.6L Duramax diesel (L5P)** powertrains. This rear drive shaft is a critical link in the vehicle s **4WD (Four-Wheel Drive) system**, ensuring seamless power transfer from the transfer case to the rear axle while maintaining optimal alignment, balance, and durability under demanding off-road, towing, and heavy-duty conditions. Crafted from **high-strength, heat-treated steel**, the shaft is built to withstand extreme torque loads, vibrations, and the rigors of frequent 4WD engagement, making it an essential upgrade or replacement for owners seeking **reliability, longevity, and enhanced off-road capability**.
The **23388953 rear drive shaft** features a **sleek, aerodynamic design** with **precision-machined yokes** at both ends, ensuring a **tight, interference-fit connection** to the transfer case output and rear axle input flanges. The **universal joint (U-joint) assemblies** are reinforced with **sealed, grease-filled bearings** and **ball-and-socket mechanisms**, reducing wear and preventing premature failure even under heavy loads. Additionally, the shaft incorporates **balanced weight distribution**, minimizing excessive vibration that can lead to drivetrain fatigue or damage to surrounding components like the transfer case or axle housings. For added durability, the shaft is **galvanized or coated** in a protective finish to resist corrosion from road salt, moisture, and off-road debris, extending its service life in harsh environments.
This drive shaft is **directly compatible** with the **AA68 4WD system**, which is standard on **2017 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks** equipped with the **6.2L V8 (L86) engine** and **6-speed automatic transmission (6L80)**, as well as the **6.6L Duramax diesel (L5P)** with the **6L90 transmission**. Whether used for **towing heavy loads, hauling equipment, or conquering rough terrain**, this drive shaft delivers **superior strength and smooth operation**, reducing the risk of catastrophic failure that could leave drivers stranded. For optimal performance, it is recommended to **inspect and lubricate the U-joints periodically** and ensure proper alignment during installation, as misalignment can accelerate wear and compromise drivetrain efficiency.
Ideal for **fleet operators, off-road enthusiasts, and heavy-duty truck owners**, the **Chevrolet 23388953 rear drive shaft** represents a **cost-effective, high-quality replacement** that restores factory-level performance while enhancing durability. Whether replacing a worn-out OEM shaft or upgrading to a more robust aftermarket option, this component ensures **reliable power delivery**, **minimal maintenance requirements**, and **long-term dependability** making it a **must-have for any serious truck owner** who demands nothing less than **peak performance** from their vehicle.
### **Pros and Cons of buying a Chevrolet Rear Drive Shaft (Part #23388953 for 2017 4x4 with AA68 Transfer Case)**
#### **Pros:**1. **Direct OEM Replacement** This is a genuine Chevrolet part, meaning it is designed to fit perfectly with minimal modifications. It ensures proper alignment, balance, and functionality without the risk of compatibility issues that can arise with aftermarket knockoffs.
2. **Durability and Reliability** Chevrolet s drive shafts are engineered to withstand the demands of 4x4 vehicles, including heavy loads, rough terrain, and frequent engagement of the four-wheel-drive system. The AA68 transfer case is known for its robustness, and the matching rear drive shaft is built to complement it.
3. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier often includes a warranty, providing peace of mind against defects in materials or workmanship. This can save money on potential repairs down the line.
4. **Compatibility with 4x4 Systems** The AA68 transfer case is a popular choice for trucks like the Silverado, Tahoe, and Suburban, and this drive shaft is specifically designed for its output shaft. This ensures smooth power transfer and reduces the risk of premature wear or failure.
5. **Easier Maintenance and Replacement** Since it is an OEM part, finding installation instructions, tools, and labor support is straightforward. Mechanics familiar with Chevrolet vehicles will be able to install it efficiently.
6. **Long-Term Cost Savings** While the upfront cost may be higher than aftermarket alternatives, the longevity and reliability of an OEM part can prevent costly repairs or replacements in the future.
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#### **Cons:**1. **Higher Upfront Cost** Genuine Chevrolet parts are typically more expensive than aftermarket alternatives. The price of this drive shaft may be significantly higher, which could be a deterrent for budget-conscious buyers.
2. **Limited Availability Outside Dealerships** While not impossible, finding this specific part outside of authorized dealers or specialized auto parts stores (like RockAuto or local Chevrolet service centers) can be challenging. This may require additional time or effort to source.
3. **Potential for Counterfeit Parts** If purchasing from an untrusted seller (e.g., online marketplaces without verification), there is a risk of receiving a counterfeit or refurbished part that does not meet OEM standards. Always verify the seller s reputation and part authenticity.
4. **Installation Complexity** Replacing a drive shaft, especially in a 4x4 vehicle, can be labor-intensive and may require specialized tools or equipment. If the buyer lacks mechanical experience, hiring a professional mechanic will incur additional costs.
5. **Weight and Handling** Drive shafts, by nature, are heavy components. Handling and installing a large rear drive shaft alone can be physically demanding, which may be a consideration for individuals without access to lifting aids or assistance.
6. **Potential for Pre-Owned Issues** If buying a used or refurbished part, there is a risk of hidden damage (e.g., cracks, bent shafts, or worn-out universal joints) that could lead to premature failure. Inspecting the part thoroughly or purchasing new is recommended.
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### **Conclusion:**The Chevrolet rear drive shaft (part #23388953 for a 2017 4x4 with an AA68 transfer case) is a high-quality, reliable component that offers long-term benefits for vehicles requiring robust 4x4 performance. Its OEM status ensures compatibility, durability, and ease of maintenance, making it an excellent choice for serious drivers who prioritize performance and longevity. However, the higher cost and potential challenges in sourcing or installing the part may be drawbacks for some buyers.
If the budget allows and the buyer values genuine parts and long-term reliability, this is a strong recommendation. For those on a tighter budget, aftermarket alternatives (from reputable brands like Spicer or Dana) may offer comparable performance at a lower cost, provided they meet the same quality standards. Always prioritize authenticity and consult with a mechanic if unsure about installation.
### **Final Recommendation:** **Buy the OEM Chevrolet rear drive shaft if:**- You have the budget for a genuine part.
- You prioritize reliability and long-term performance.
- You can source it from a trusted dealer or supplier.
- You are prepared for the labor involved in installation (or have access to professional help).
**Consider aftermarket alternatives if:**- You are working with a limited budget and can verify the aftermarket part s quality (e.g., Spicer, Dana, or reputable brands with warranties).
- You are confident in the part s compatibility with your vehicle s 4x4 system.
- You are willing to research and purchase from a well-reviewed seller.
Original parts mean a perfect fit. 23388953, AA68. Every part is cleaned, tested and inspected by experts. Parts go back into cars rather than landfill.
All parts are covered by warranty. This part fits vehicles made in the following years 2017 ,2018,2019,2020,2021,2022. Unless specified as Universal this is a direct fit Drive Shaft.