1. Engine Crankshafts Products
  2. sku: 20215140971311871
  3. FELPRO 46FSRZS69

FELPRO 46FSRZS69 Rear Crankshaft Repair Sleeve Club

fits model: F100, F150, F350, F250, Bronco.

46fsrzs69 Felpro Rear Crankshaft Repair Sleeve For Bronco F100 F150 F350 F250 Club

( Brand: Felpro ), ( Manufacturer Part Number: 46FSRZS69 ), ( Type: Crankshaft Repair Sleeve ), ( Placement On Vehicle: Rear ), ( Fits 1: 1966-1967, 1980-1996 Ford Bronco ), ( Fits 2: 1965-1983 Ford F100 ), ( Fits 3: 1975-1996 Ford F150 ), ( Fit Note: Engine Crankshaft Repair Sleeve Use With Installation Tool ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review FELPRO Rear Crankshaft Repair Sleeve Club fits BRONCO F100 F150 F350 F250

The **Fel-Pro 46FSRZS69 Rear Crankshaft Repair Sleeve** is a precision-engineered, high-performance sealing solution specifically designed to restore critical function and prevent costly failures in the rear main bearing housing of Ford s legendary **F-Series trucks (F-100, F-150, F-350, and F-250 Club Cab models)**. Crafted from Fel-Pro s proprietary **high-temperature, oil-resistant elastomer composite**, this sleeve is engineered to withstand the extreme demands of heavy-duty applications, including high torque loads, aggressive towing, and prolonged exposure to harsh operating conditions. The sleeve features a **tapered, interference-fit design** that ensures a secure, vibration-dampening seal against the crankshaft, minimizing axial movement and reducing the risk of oil leaks, crankshaft wear, or catastrophic bearing failure common issues in high-mileage or modified engines. Its **smooth, polished inner surface** promotes effortless crankshaft rotation while maintaining optimal lubrication, extending the lifespan of both the sleeve and the engine s internal components. Whether installed during a routine overhaul, a performance upgrade, or a repair to address persistent oil leaks, this sleeve delivers **reliable, long-lasting protection** that aligns with Fel-Pro s reputation for durability and engineering excellence. Built to meet Ford s exacting specifications, it is a **direct-fit replacement** for OEM components, ensuring compatibility without compromising performance, making it an indispensable part of any serious truck owner s toolkit.

### **Pros and Cons of buying a Fel-Pro 46FSRZS69 Rear Crankshaft Repair Sleeve for Ford Trucks (F-100, F-150, F-350, F-250 Club Cabs)**

#### **Pros:**

1. **High-Quality Material** Fel-Pro is a well-known brand in the aftermarket automotive industry, known for durable, high-performance gaskets and seals. This sleeve is designed to provide a reliable seal, reducing oil leaks and wear on the crankshaft.

2. **OEM Replacement Part** The sleeve is engineered to match the original equipment manufacturer (OEM) specifications for Ford s rear main seal applications. This ensures proper fitment and performance, reducing the risk of premature failure.

3. **Prevents Oil Leaks** The primary function of the crankshaft repair sleeve is to seal the rear main seal area, preventing oil from leaking into the transmission or differential. This helps maintain proper lubrication and extends the life of critical components.

4. **Easy Installation** Fel-Pro products are designed for straightforward installation, often requiring minimal special tools. The sleeve can typically be pressed or fitted into place without excessive difficulty, making it a practical DIY-friendly repair option.

5. **Cost-Effective Solution** Replacing a worn or damaged crankshaft seal with a new Fel-Pro sleeve is often more affordable than a full transmission or engine overhaul. It can save thousands of dollars in labor and part costs compared to major repairs.

6. **Compatibility with Multiple Ford Models** This specific part (46FSRZS69) is designed to fit several Ford truck models, including the F-100, F-150, F-250, F-350, and Club Cabs. This makes it a versatile choice for owners of these vehicles, reducing the need for multiple part numbers.

7. **Extended Engine Life** By preventing oil leaks and maintaining proper crankshaft sealing, the sleeve helps reduce internal engine wear. This can lead to longer engine life and improved reliability over time.

8. **Warranty Coverage** Fel-Pro parts often come with warranties, providing peace of mind in case of premature failure due to defects. This can be particularly valuable for owners who prefer to avoid repeated repairs.

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#### **Cons:**

1. **Limited Longevity Compared to OEM Seals** While high-quality, aftermarket sleeves like this one may not last as long as an original equipment seal, especially under extreme conditions (e.g., heavy towing, high RPMs, or poor maintenance). Over time, the material may degrade or wear out, requiring replacement.

2. **Potential for Improper Installation** If not installed correctly, the sleeve could fail to seal properly, leading to oil leaks. Improper installation may require additional labor or expertise, increasing the overall repair cost if done by a professional.

3. **Cost of Replacement** While the part itself is reasonably priced, the labor cost for installation (if done by a mechanic) can add up, especially for trucks with complex drivetrains. DIY installation may not be feasible for everyone, depending on their mechanical skill level.

4. **Compatibility Concerns** Although this sleeve is designed for multiple Ford models, there is always a risk of fitment issues depending on the specific year, engine configuration, or drivetrain setup. Double-checking compatibility with your vehicle s exact specifications is crucial to avoid purchasing the wrong part.

5. **Environmental and Material Considerations** Some aftermarket parts may contain materials that are less environmentally friendly or durable than OEM components. While Fel-Pro is reputable, it s worth researching whether the sleeve s material aligns with long-term performance expectations.

6. **Risk of Contamination** If the installation process is not done carefully, debris or contaminants could enter the crankshaft area, potentially causing further damage or reducing the effectiveness of the seal.

7. **Limited Availability of Replacement Parts** If the sleeve fails prematurely, finding an exact replacement may not always be straightforward, especially for older or less common Ford models. Stocking up on spare parts may be advisable for owners who frequently drive in rough conditions.

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### **Conclusion:**

The **Fel-Pro 46FSRZS69 Rear Crankshaft Repair Sleeve** is a reliable and cost-effective solution for addressing oil leaks at the rear main seal in Ford F-100, F-150, F-250, F-350, and Club Cab models. Its high-quality construction, compatibility with multiple truck models, and ease of installation make it a strong choice for both DIY enthusiasts and professional mechanics. The primary benefits preventing leaks, extending engine life, and avoiding costly repairs outweigh the minor drawbacks, such as potential longevity concerns and the need for careful installation.

However, the decision to purchase this part should be based on a few key considerations:

- **Verify compatibility** with your exact vehicle model and year to ensure a perfect fit.

- **Assess your mechanical skill level** if installation is beyond your comfort zone, factor in labor costs.

- **Consider long-term use** if you frequently drive under extreme conditions, monitor the sleeve s performance and be prepared for potential replacement in the future.

For most owners facing a rear crankshaft seal issue, this Fel-Pro sleeve is a **highly recommended** choice due to its balance of quality, affordability, and effectiveness. It is a practical investment in maintaining the health of your Ford truck s drivetrain.

Details:

Engineered and manufactured specifically for repair applications. Rear Crankshaft Repair Sleeve 46FSRZS69 for Bronco F100 F150 F350 F250 Club: Position: Brand: Felpro condition: New, Notes Engine Use with Installation tool Features: Engine$aver Hardware cost-saving application. Unsurpassed quality you can trust. Repairs worn sealing surfaces to assure a leak free repair.

Meets or exceeds all original equipment specifications. Validated for fit, form, and function.

part #: 46fsrzs69 price

  • $29.13

specifications cranshafengin:

  • for models: F100, F150, F350, F250, Bronco
  • brand: Felpro
  • mpn: 46fsrzs69
  • type: Crankshaft Repair Sleeve
  • placement on vehicle: Rear
  • fits 1: 1966-1967, 1980-1996 Ford Bronco
  • fits 2: 1965-1983 Ford F100
  • fits 3: 1975-1996 Ford F150
  • fit note: Engine Crankshaft Repair Sleeve Use With Installation Tool
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

general cranshafengin:

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

offer cranshafengin:

  • quantity: 1
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: May 7, 2026

payments cranshafengin:

  • wallet: Apple-pay
  • credit card: Diners-club
  • other

returns cranshafengin:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

shipping cranshafengin:

  • class: Standard
  • transit: 2-5 Days
  • cost: $0.00
  • service: Standard
  • type: Fixed

seller cranshafengin:

  • # reviews: 57817
  • rating: 97.1%
  • city: Salt Lake City, Utah
for models: f100, f150, f350, f250, bronco, type: crankshaft repair sleeve, placement on vehicle: rear, fits 1: 1966-1967, 1980-1996 ford bronco, fits 2: 1965-1983 ford f100, fits 3: 1975-1996 ford f150, fit note: engine crankshaft repair sleeve use with installation tool, 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: 20215140971311871,
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1 offer $29.13 USD
  • New. Offer #1 priced at $29.13 + $0.00 shipping estimate = $29.13* total. 1988-1996 Ford Bronco 5.8L V8. Notes Engine Crankshaft Repair Sleeve -- Use with Installation tool.FREE SHIPPING

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