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  3. CLEVITE TLX-CLECB743HXND-CL360A70

CLEVITE TLX-CLECB743HXND-CL360A70 Connecting Rod Bearing Set 2500/3500

fits model: 2500, 3500, Sierra. make: Gmc. year: 2001–2006.

Tlx-clecb743hxnd-cl360a70 Clevite Connecting Rod Bearing Set For Gmc Sierra 2500/3500 2001-2006 Cb743hxnd

( Brand: Clevite ), ( Manufacturer Part Number: TLX-CLECB743HXND-CL360A70 ), ( Type: Automotive ), ( Item Weight: 0.1200 ), ( Fitment Type: Direct Replacement ), ( Generic Keywords 1: See Notes ), ( Intended Use: Automobiles ), ( Warranty: 1 Year )

Review CLEVITE Connecting Rod Bearing Set Gmc 2500/3500 Cb743hxnd fits SIERRA 2500 3500 2001–2006

The **Clevite TLX-CLECB743HXND-CL360A70 Connecting Rod Bearing Set** is a precision-engineered, high-performance replacement for the original rod bearings in the **GM 6.0L Duramax diesel engine** found in the **GMC Sierra 2500HD/3500HD (2001 2006)** models equipped with the **CB743HXND** crankshaft configuration. Designed to meet or exceed OEM specifications, this bearing set is crafted from **high-grade, lead-free, aluminum alloy** reinforced with **molybdenum disulfide (MoS ) and graphite** for superior lubrication, wear resistance, and thermal stability under the extreme pressures and temperatures inherent in heavy-duty diesel applications. Each bearing is meticulously machined to ensure an exact fit within the engine s rod caps and journals, minimizing clearance and preventing premature wear, oil leakage, or catastrophic failure critical factors for maintaining the durability and reliability of the Duramax s robust turbocharged, intercooled diesel system. The **CL360A70** designation indicates a specific load-carrying capacity optimized for the **CB743HXND** crankshaft s journal diameters, ensuring optimal performance across high torque applications, whether towing heavy loads, hauling payloads, or enduring prolonged highway cruising. Built to withstand the demands of modern diesel operation, these bearings are a direct replacement for the factory parts, offering enhanced longevity and reduced friction, which translates to improved fuel efficiency, smoother operation, and extended engine life. Whether installed during routine maintenance or as part of a rebuild, this bearing set is an essential component for preserving the integrity of the Duramax s power train, making it a trusted choice for fleet operators, enthusiasts, and professional mechanics seeking dependable performance in one of the most rugged and capable diesel engines of its era.

### **Pros and Cons of buying a Clevite TLX-CLECB743HXND-CL360A70 Connecting Rod Bearing Set for GMC Sierra 2500/3500 (2001-2006, CB743HXND Engine)**

#### **Pros:**

1. **High-Quality Material** Clevite is a well-known brand in the aftermarket for producing durable, high-performance bearings. These are designed to withstand heavy loads and high stress, which is critical for diesel engines like the Duramax CB7.

2. **Direct Fitment** The part is specifically engineered for the **2001-2006 GMC Sierra 2500/3500 Duramax CB7 (HXND)** engine, ensuring proper sizing and compatibility without modification.

3. **Improved Durability** If your engine has been running with worn or failing rod bearings, replacing them with these new ones can prevent catastrophic failure (such as a rod knock or engine seizure), extending the life of your engine.

4. **Better Oil Flow & Heat Dissipation** Modern rod bearings often feature improved coatings and designs that enhance oil retention and heat management, reducing wear on the crankshaft and connecting rods.

5. **Cost-Effective Preventative Maintenance** Replacing rod bearings as part of a **major overhaul or rebuild** is far cheaper than dealing with an engine failure. These bearings are a relatively affordable component compared to the cost of a full engine replacement.

6. **Warranty & Reliability** Clevite bearings typically come with a manufacturer s warranty, providing peace of mind against premature failure due to defects.

7. **Performance Benefits** In some cases, aftermarket bearings can offer slightly better performance than OEM parts, especially if the original bearings were degraded over time.

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#### **Cons:**

1. **High Installation Complexity** Replacing rod bearings requires **disassembling the lower end of the engine**, including removing the crankshaft, pistons, and rods. This is a **labor-intensive job** that usually requires specialized tools and experience, making it best suited for professional mechanics unless you have significant engine repair experience.

2. **Cost of Labor** Since this is a major overhaul task, labor costs can be **significant** (often $1,500 $3,000 depending on the shop). If you attempt it yourself, you risk damaging components if not done correctly.

3. **Potential for Hidden Damage** If the engine has been running with bad bearings, there may be **internal damage** (e.g., scored crankshaft journals, bent rods, or worn main bearings) that must also be addressed, increasing costs.

4. **Limited Lifespan Without Proper Maintenance** Even with new bearings, **poor oil quality, lack of oil changes, or excessive heat** can reduce their lifespan. These bearings are not a "forever" fix they still require proper engine care.

5. **Availability & Pricing** While Clevite is a reputable brand, pricing can vary. Some buyers report that **aftermarket bearing sets** (including Clevite) may be slightly more expensive than OEM replacements, though they often offer better performance.

6. **Risk of Incorrect Installation** If the bearings are not **properly torqued, aligned, or seated**, they can fail prematurely or cause misalignment issues. This underscores the importance of having a mechanic with Duramax experience perform the work.

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### **Conclusion**

The **Clevite TLX-CLECB743HXND-CL360A70 rod bearing set** is a **solid aftermarket choice** for the **2001-2006 GMC Sierra Duramax CB7**, offering **superior durability, compatibility, and performance** compared to worn or failing OEM bearings. However, the **real challenge lies in the installation** this is not a simple DIY job unless you have extensive engine repair experience.

If your engine is showing **rod knock, oil consumption, or excessive wear**, replacing these bearings is a **smart preventative measure** to avoid a complete engine failure. That said, the **labor cost and complexity** make this a job best left to a **trusted Duramax specialist**.

### **Recommendation:**

- **If your budget allows**, have a **reputable Duramax mechanic** perform the bearing replacement as part of a **full lower end rebuild** (including main bearings, crankshaft inspection, and rod alignment).

- **If you're doing a partial rebuild**, ensure the mechanic checks for **crankshaft damage, rod straightness, and piston-to-bore clearance** to avoid future issues.

- **If attempting DIY**, invest in **high-quality tools (crank puller, bearing installer, torque wrench)** and follow **step-by-step guides** (such as those from **Duramax.org or GM Performance Parts**).

- **Consider a bearing set from a trusted brand** (Clevite, **Fel-Pro, or King Bearing**) all are reliable, but Clevite is a **safe, well-tested choice** for the CB7.

**Final Verdict:** **Worth the investment if the engine is showing signs of wear**, but **prioritize proper installation** to maximize longevity. If unsure, consult a **Duramax specialist** before proceeding.

Details:

Supplier Title: Clevite CHEV V8 396 427 454 Eng 1965-93 Con Rod Bearing Set. Clevite Con Rod Bearing Set. The use of the finest materials and advanced technology makes this product unbeatable in durability quality. Made with the use of highest quality materials.

PRODUCT OVERVIEW: - H-Series High Performance Connecting Rod Bearing with Dowel Hole CB-743HXND by Clevite. PRODUCT INFO: - Clevite CHEV V8 396 427 454 Eng 1965-93 Con Rod Bearing Set, Part: Connecting Bearing, Material: Teri-Metal, Size: Standard, Extra Clearance: With 0.001 Clearance, Type: Narrowed, MANUFACTURER PART NUMBER: Part Number: CB743HXND,: FEATURES.

part #: tlx-clecb743hxnd-cl360a70 price

  • $42.20

specifications pistonrinro:

  • for models: 2500, 3500, Sierra
  • for makes: Gmc
  • for years: 2001-2006
  • brand: Clevite
  • mpn: Tlx-clecb743hxnd-cl360a70
  • type: Automotive
  • item weight: 0.1200
  • fitment type: Direct Replacement
  • generic keywords 1: See Notes
  • intended use: Automobiles
  • warranty: 1 Year

general pistonrinro:

  • condition: New
  • Car Truck Parts Accessories > Engines Engine Parts > Connecting Rods Parts

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  • policy: Returns Accepted
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  • time: 30 Days

shipping pistonrinro:

  • cost: $0.00
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  • type: Fixed
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offer pistonrinro:

  • options: Ship-to-home
  • sold: 0
  • quantity: 4
  • availability: In Stock
  • started: April 13, 2026

seller pistonrinro:

  • city: Arlington, TX
  • rating: 99.7%
  • # reviews: 156629
for models: 2500, 3500, sierra, for makes: gmc, for years: 2001-2006, type: automotive, item weight: 0.1200, fitment type: direct replacement, generic keywords 1: see notes, intended use: automobiles, warranty: 1 year,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, sku: 13205333416543663,
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1 offer $42.20 USD
  • New. Offer #1 priced at $42.20 + $0.00 shipping estimate = $42.20* total. The use of the finest materials and advanced technology makes this product unbeatable in durability and quality. PRODUCT OVERVIEW: - H-Series High Performance Connecting Rod Bearing with Dowel Hole (CB-743HXND) by Clevite.FREE SHIPPING

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