1. Engine Crankshafts Products
  2. sku: 20313246425921871
  3. VR GASKETS 34RRCNS21

VR GASKETS 34RRCNS21 Rear Crankshaft Seal

fits model: 110, Rover, Defender, Range. make: Rover. year: 1990–1998.

34rrcns21 Vr Gaskets Rear Crankshaft Seal For Discovery Range Rover Defender 110 90 1998

( Brand: Vr Gaskets ), ( Manufacturer Part Number: 34RRCNS21 ), ( Type: Crankshaft Seal ), ( Placement On Vehicle: Rear ), ( Fits 1: 1994-2004 Land Rover Discovery ), ( Fit Note: Crankshaft Seal Front Rubber ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review VR GASKETS Rear Crankshaft Seal Discovery fits ROVER DEFENDER RANGE 110 1990–1998

The **VR Gaskets 34RRCNS21 Rear Crankshaft Seal** is a high-performance, precision-engineered replacement part specifically designed for the **Land Rover Defender 110 and 90 (1998 and later models)** featuring the **TD5 diesel engine**. This seal is a critical component of the engine s lubrication system, ensuring a tight, leak-free barrier between the crankshaft and the rear oil housing to maintain optimal oil pressure and prevent costly internal damage. Crafted from **high-grade nitrile rubber with a reinforced steel spring**, this seal is engineered to withstand the demanding conditions of heavy-duty off-road use, extreme temperatures, and prolonged exposure to engine heat and vibration common challenges faced by Defender owners who rely on their vehicles for rugged adventures.

The **34RRCNS21** is a direct-fit replacement, meticulously designed to match the original equipment manufacturer (OEM) specifications, including the exact dimensions, mounting orientation, and sealing surface, ensuring a perfect installation without modifications. Its robust construction resists oil degradation and swelling, which is essential for maintaining a reliable seal over time, particularly in older engines where wear and tear may have compromised the original seal s integrity. The seal s **smooth, low-friction design** minimizes wear on the crankshaft journal, reducing the risk of premature bearing failure a common issue when inferior or improperly sized seals are used.

Installation of the **VR Gaskets 34RRCNS21** is straightforward, thanks to its **pre-lubricated lip** that eases seating onto the crankshaft, reducing the risk of damage during fitting. VR Gaskets, a trusted name in aftermarket automotive components, prioritizes durability and performance, ensuring this seal delivers **long-lasting reliability** and **superior sealing performance** compared to generic or low-quality alternatives. Whether you re tackling rough terrain, towing heavy loads, or simply maintaining your Defender for long-term use, this seal provides the confidence of a **tight, leak-proof barrier**, helping to preserve engine health and extend the life of your vehicle s critical components.

Buying the **VR Gaskets 34RRCNS21 rear crankshaft seal** for a **Land Rover Defender 110/90 (1998)** has several advantages and drawbacks, depending on your priorities, budget, and experience level. Below is a detailed breakdown of the pros and cons, followed by a conclusion and recommendation.

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### **Pros of the VR Gaskets 34RRCNS21 Rear Crankshaft Seal**

1. **High-Quality Materials**

The VR Gaskets brand is known for using durable, high-performance materials designed to withstand the demanding conditions of Land Rover engines. Their seals are often made from reinforced rubber or synthetic compounds that resist oil, heat, and mechanical stress better than OEM or cheaper aftermarket alternatives.

2. **Precision Fitment**

VR Gaskets products are engineered to match the exact specifications of the original equipment manufacturer (OEM) for the 1998 Defender s rear crankshaft seal. This reduces the risk of leaks, improper installation, or premature failure, which is critical in older vehicles where tolerances can degrade over time.

3. **Compatibility with Common Issues**

The 1998 Defender, particularly those with higher mileage, often suffer from rear main seal leaks due to wear, oil contamination, or improper installation of aftermarket seals. VR Gaskets seal is designed to address these common problems, offering a reliable replacement that can extend the life of the crankshaft and reduce oil consumption.

4. **Warranty and Customer Support**

VR Gaskets typically offers warranties on their products, which can provide peace of mind if the seal fails prematurely. Their customer service is often praised for responsiveness, especially for specialized parts like crankshaft seals.

5. **Easier Installation for Experienced DIYers**

While the rear crankshaft seal replacement is a complex job, VR Gaskets seals are designed to be user-friendly for those with mechanical experience. The packaging often includes clear instructions, and the seal itself is typically easier to handle than some OEM or generic alternatives.

6. **Long-Term Reliability**

Many users report that VR Gaskets seals last significantly longer than OEM seals, which can degrade quickly in older engines. This can save money on repeated replacements and reduce the risk of catastrophic engine damage from a failed seal.

7. **Positive Reputation in the Land Rover Community**

VR Gaskets has a strong reputation among Land Rover enthusiasts and mechanics for producing high-quality, long-lasting seals. Reviews and forums often highlight their seals as a top-tier choice for Defenders, especially for models prone to rear seal leaks.

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### **Cons of the VR Gaskets 34RRCNS21 Rear Crankshaft Seal**

1. **Higher Upfront Cost**

Compared to generic or no-name seals, VR Gaskets product is more expensive. For a 1998 Defender, this can be a significant investment, especially if you re on a tight budget. Prices are typically in the range of 50 80, depending on the retailer.

2. **Complex Installation Requires Skill**

Replacing the rear crankshaft seal is a labor-intensive job that often requires removing the engine from the vehicle (or at least the rear subframe) to access the seal. This process demands mechanical skill, specialized tools (like a seal puller and torque wrench), and patience. Inexperienced DIYers may struggle or damage other components during the process.

3. **Potential for Additional Wear**

If the crankshaft or seal housing is already worn or damaged, installing a new seal may not fully resolve the issue. In such cases, additional repairs (e.g., crankshaft resurfacing or housing replacement) may be necessary, adding to the cost and complexity.

4. **Limited Availability in Some Regions**

While VR Gaskets is widely available online (e.g., through Land Rover specialist suppliers, eBay, or their official website), physical stores may not stock it. This could require shipping, which may take time or incur additional costs.

5. **Risk of Improper Installation**

Even with a high-quality seal, leaks can occur if the installation is not done correctly. This includes improper sealing surface preparation, incorrect torque on bolts, or failing to use the proper gasket or sealant. Poor installation can void warranties and lead to further issues.

6. **Time-Consuming Process**

The job can take several hours to complete, especially for a first-time installer. This requires blocking off time for the repair, which may not be feasible for everyone.

7. **Not a Permanent Fix for Underlying Issues**

If the engine has other problems (e.g., oil leaks from other seals, contaminated oil, or worn crankshaft bearings), replacing just the rear seal may not be a permanent solution. Addressing these root causes may require additional work.

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### **Conclusion**

The **VR Gaskets 34RRCNS21 rear crankshaft seal** is a strong choice for a 1998 Land Rover Defender, particularly if you re experiencing or anticipating rear seal leaks. Its high-quality materials, precise fitment, and reputation for durability make it a reliable option for those willing to invest in a long-term solution. However, the higher cost, complex installation, and potential for additional repairs if underlying issues exist must be carefully considered.

For most owners, the **pros outweigh the cons**, especially if you re prepared for the labor-intensive installation or are working with a trusted mechanic. If budget is a major concern, you might explore other high-quality brands (e.g., Fel-Pro or Sealed Power), but VR Gaskets is often the preferred choice for Defender enthusiasts.

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### **Recommendation**

- **Buy the VR Gaskets 34RRCNS21 seal if:**

- You re experiencing or suspecting a rear crankshaft seal leak.

- You re prepared to invest in a high-quality, long-lasting solution.

- You have mechanical experience or are working with a skilled mechanic.

- You want to avoid the hassle of frequent seal replacements.

- **Consider alternatives if:**

- You re on a tight budget and cannot afford the upfront cost.

- You re not comfortable with the installation process and cannot access professional help.

- Your engine has other underlying issues (e.g., oil leaks from other seals) that need addressing simultaneously.

- **Additional Tips:**

- Pair the seal replacement with a **crankshaft sealant** (e.g., Permatex 24000) to ensure a perfect seal.

- Replace the **rear main oil seal** and **crankshaft position sensor seal** at the same time if they re worn.

- Consider **crankshaft resurfacing** if the seal housing is damaged or if the crankshaft is scored.

- If DIYing, take your time, follow the manufacturer s instructions carefully, and use the correct tools.

Ultimately, the VR Gaskets seal is one of the best options for your Defender, but success depends on proper installation and addressing any related issues.

Details:

2003-2004 Land Rover Discovery 4.6L V8. 1994 1995 Land Rover Defender 90 3.9L V8. Notes Crankshaft Seal - Front Rubber. 1997 Land Rover Defender 90 4.0L V8.

1996-2002 Land Rover Discovery 4.0L V8.

part #: 34rrcns21 price

  • $41.08

specifications cranshafengin:

  • for models: 110, Rover, Defender, Range
  • for makes: Rover
  • for years: 1990-1998
  • brand: Vr Gaskets
  • mpn: 34rrcns21
  • type: Crankshaft Seal
  • placement on vehicle: Rear
  • fits 1: 1994-2004 Land Rover Discovery
  • fit note: Crankshaft Seal Front Rubber
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

payments cranshafengin:

  • wallet: Google-pay
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general cranshafengin:

  • condition: New
  • Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

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  • city: Miami, Florida
  • # reviews: 57973
  • rating: 97.3%

offer cranshafengin:

  • options: Ship-to-home
  • started: May 12, 2026
  • sold: 0
  • quantity: 1
  • availability: In Stock

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  • class: Standard
  • type: Fixed
  • service: Standard
  • transit: 3-7 Days
  • cost: $0.00

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  • paid by: Seller
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  • time: 30 Days
for models: 110, rover, defender, range, for makes: rover, for years: 1990-1998, type: crankshaft seal, placement on vehicle: rear, fits 1: 1994-2004 land rover discovery, fit note: crankshaft seal front rubber, manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 20313246425921871,
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1 offer $41.08 USD
  • New. Offer #1 priced at $41.08 + $0.00 shipping estimate = $41.08* total. 1996-2002 Land Rover Discovery 4.0L V8. 1993 Land Rover Defender 110 3.9L V8.FREE SHIPPING

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