1. Engine Crankshafts Products
  2. sku: 19591952034518604
  3. API PDL 15CBDG

API PDL 15CBDG Front Crankshaft Seal

fits make: Gmc. year: 1951–1954.

15cbdg Api Pdl Front Crankshaft Seal Fits Gmc 350 24 1951-1952 1954

( Brand: Api Pdl ), ( Manufacturer Part Number: 15CBDG ), ( Part Type: Seal Crankshaft ), ( Engine: 3.7l 6 Cyl, 4.1l 6 Cyl ), ( Compatible Make/model: Gmc 350 24 ), ( Compatible Years: 1951 1952 1954 51 52 54 ), ( Position: Front ), ( Fitment Info: Pdl 1st Design; 2.416 O.d.; 0.375 Width ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review API PDL Front Crankshaft Seal Gmc 24 fits 350 1951–1954

The **API PDL 15CBDG Front Crankshaft Seal** is a precision-engineered, high-performance sealing component meticulously designed to ensure optimal engine protection and longevity for GMC 350 V8 engines produced between the model years 1951-1952 and 1954. Crafted from a durable, oil-resistant **nitrile rubber compound**, this seal is engineered to withstand the demanding conditions of high-pressure oil circulation, extreme temperatures, and constant mechanical stress, making it an ideal choice for classic and restored vehicles where reliability and durability are paramount. The **15CBDG** designation ensures an exact fit for the front crankshaft housing, providing a secure, leak-free barrier between the engine s internal lubrication system and the surrounding environment. Its **metal-reinforced lip design** enhances structural integrity while maintaining flexibility, allowing for smooth operation even after prolonged use. This seal is particularly well-suited for applications where traditional rubber seals may degrade prematurely due to exposure to fuel, oil, or heat, offering superior resistance to swelling, cracking, or hardening. Whether installed in a meticulously restored GMC 350 or a high-mileage classic vehicle, this seal delivers a tight, long-lasting seal that minimizes oil leaks, reduces maintenance hassles, and helps preserve the engine s performance and efficiency. Built to exacting standards, the **API PDL 15CBDG** is a trusted solution for enthusiasts and mechanics seeking a reliable, high-quality replacement for their front crankshaft seal.

**Pros and Cons of buying a API PDL 15CBDG Front Crankshaft Seal for a GMC 350 (1951-1952, 1954)**

### **Pros:**

1. **OEM Compatibility** The API PDL 15CBDG is a direct replacement for the original equipment seal used in your GMC 350 engine. This ensures proper fitment, reducing the risk of leaks or improper installation.

2. **Reliability** API is a well-known manufacturer of automotive seals, known for producing high-quality, durable parts. Their products are designed to withstand the stresses of engine operation, including heat, pressure, and vibration.

3. **Ease of Installation** Since it is a direct-fit seal, replacing it should be straightforward if you have basic mechanical skills. No modifications to the crankshaft or housing are typically required.

4. **Prevents Contamination** A failing front crankshaft seal can allow transmission fluid or oil to mix, leading to costly damage. Replacing it proactively helps maintain engine and transmission health.

5. **Cost-Effective** While not the cheapest option, it is often more affordable than a full engine or transmission rebuild if the seal failure is caught early. It also extends the lifespan of your engine and transmission.

6. **Warranty Support** Reputable suppliers like API offer warranties on their seals, providing some assurance against premature failure due to defects.

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### **Cons:**

1. **Potential for Counterfeit Parts** Some aftermarket seals may be fakes, leading to poor performance or early failure. Always purchase from trusted sources or authorized dealers.

2. **Labor Intensity** Removing and installing the seal requires disassembling parts of the engine or transmission, which can be time-consuming, especially for inexperienced DIYers. Professional labor may be needed if you lack the necessary tools or expertise.

3. **Additional Wear Risk** If the seal failure has already caused contamination (e.g., transmission fluid in the oil), you may need to flush or replace fluids, filters, or even internal components (e.g., torque converter, clutch pack) in the transmission.

4. **Limited Availability** While this seal is specific to older GMC engines, it may not be as widely stocked as newer, more common parts. You may need to order it online or from a specialty supplier.

5. **Cost of Associated Parts** Beyond the seal itself, you may need to purchase gaskets, bolts, or other consumables (e.g., new oil pump seal) during installation, adding to the total expense.

6. **Risk of Improper Installation** If not installed correctly, the seal could leak or fail prematurely. This requires careful attention to torque specifications, alignment, and sealing surfaces.

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### **Conclusion:**

The **API PDL 15CBDG front crankshaft seal** is a solid choice for your 1951-1952 or 1954 GMC 350 engine due to its OEM compatibility, reliability, and ease of installation. However, the decision to purchase it depends on your mechanical comfort level, budget, and the extent of existing damage from a failed seal. If the seal has already caused significant contamination, you may need to address those issues simultaneously.

### **Recommendation:**

- **If you re experienced with engine/transmission work**, purchasing this seal is a wise investment to prevent further damage. Follow the manufacturer s installation instructions carefully.

- **If you re unsure about the installation**, consult a mechanic to assess whether the seal is the only issue or if additional repairs (e.g., transmission flush, new gaskets) are needed.

- **Buy from a reputable source** to avoid counterfeit parts, and consider purchasing a new oil pump seal or gaskets as a precaution during the job.

- **Monitor for leaks** after installation. If the engine or transmission shows signs of fluid mixing, address it promptly.

For long-term reliability, this seal is a practical solution, but weigh the cost against the potential savings of avoiding a full transmission or engine overhaul.

Details:

1954 GMC 350 24 4.1L 6 Cyl. Position: Front. 1951-1952 GMC 350 24 3.7L 6 Cyl.

part #: 15cbdg price

  • $19.97

specifications cranshafengin:

  • for makes: Gmc
  • for years: 1951-1954
  • brand: Api Pdl
  • mpn: 15cbdg
  • part type: Seal Crankshaft
  • engine: 3.7l 6 Cyl, 4.1l 6 Cyl
  • compatible make/model: Gmc 350 24
  • compatible years: 1951 1952 1954 51 52 54
  • position: Front
  • fitment info: Pdl 1st Design; 2.416 O.d.; 0.375 Width
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

general cranshafengin:

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

returns cranshafengin:

  • time: 30 Days
  • policy: Returns Accepted
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offer cranshafengin:

  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • started: March 30, 2026
  • availability: In Stock

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  • type: Fixed
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for makes: gmc, for years: 1951-1954, part type: seal crankshaft, engine: 3.7l 6 cyl, 4.1l 6 cyl, compatible make/model: gmc 350 24, compatible years: 1951 1952 1954 51 52 54, position: front, fitment info: pdl 1st design; 2.416 o.d.; 0.375 width, manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 19591952034518604,
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  • New. Offer #1 priced at $19.97 + $0.00 shipping estimate = $19.97* total. Position: Front Notes: PDL -- 1st Design; 2.416" O.D.; 0.375" width.FREE SHIPPING

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