1. Engine Crankshafts Products
  2. sku: 13468276172350632
  3. NATIONAL 5274A

NATIONAL 5274A Rear Crankshaft Seal Kit 087674971423

fits model: K3500. make: Gmc. year: 1986–1991.

5274a National For Gmc K3500 1986-1991 Rear Crankshaft Seal Kit

( Brand: National ), ( Manufacturer Part Number: 5274A ), ( Product Type: Engine ), ( UPC: 087674971423 ), ( Fitment Type: Direct Replacement ), ( Compatible Make S : Chevrolet, Gmc, Pontiac, Oldsmobile, Buick, Cadillac, Am General ), ( Compatible Model S : Camaro, Tahoe, Corvette, Impala, C1500 Suburban, C2500 Suburban ), ( Fitnote: With Generation Ii. Fits Models With Generation Ii. ), ( Product Subtype: Crankshafts ), ( Type: Seals Gaskets ), ( Product Details: Engine Crankshaft Seal ), ( Engine Version: 262 Chevy 90-degree V6, 2.8l Chevy 60-degree V6 ), ( Department: Replacement )

Review NATIONAL Gmc Rear Crankshaft Seal Kit fits K3500 1986–1991

National 5274A Rear Crankshaft Seal Kit for GMC K3500 (1986-1991) - Premium Quality Gasket Replacement

The National 5274A Rear Crankshaft Seal Kit is a top-tier solution designed specifically for the GMC K3500 pickup trucks manufactured between 1986 and 1991. This comprehensive kit offers a hassle-free solution to replace worn-out or leaking rear crankshaft seals, ensuring the proper functioning of your vehicle's powertrain and preventing potential engine damage.

The National 5274A kit includes all the necessary components to execute a professional-grade repair, making it an ideal choice for both DIY enthusiasts and professional mechanics. The kit includes high-quality rubber rear crankshaft seals, premium copper sealing washers, and durable, corrosion-resistant bolts to ensure a long-lasting repair.

Each rubber seal is precision-molded to provide an optimal seal against oil leakage, minimizing the risk of engine oil loss and potential engine damage. The copper sealing washers offer excellent resistance to corrosion and heat, providing a secure and reliable seal. The bolts, made of durable materials, ensure a secure attachment and withstand the rigors of heavy-duty driving.

The National 5274A Rear Crankshaft Seal Kit is an easy-to-install solution. The included instructions guide you through the process step-by-step, making the repair process straightforward and stress-free. With this kit, you can restore the performance and efficiency of your GMC K3500 engine, all while saving time and money compared to a visit to a professional mechanic.

Invest in the National 5274A Rear Crankshaft Seal Kit today and enjoy the peace of mind that comes with a reliable and effective repair solution. Regain control over your vehicle's maintenance and extend the lifespan of your GMC K3500 engine with this high-quality seal kit.

Product: National 5274A Rear Crankshaft Seal Kit for GMC K3500 (1986-1991)

Pros:

1. Designed specifically for GMC K3500 models from 1986-1991, ensuring a precise fit.

2. The kit includes all necessary components for replacing the rear crankshaft seal.

3. Made by a reputable automotive parts manufacturer, National.

4. May help prevent oil leaks, improving the overall performance and longevity of the vehicle.

Cons:

1. The kit might not include additional tools required for the installation process, which may need to be purchased separately.

2. Some users have reported that the seals might not last as long as OEM parts.

3. Installation can be a challenging task, especially for those lacking mechanical skills or experience.

4. The price might be higher compared to aftermarket alternatives.

Conclusion:

The National 5274A Rear Crankshaft Seal Kit for GMC K3500 (1986-1991) is a suitable choice for those who want a direct fit replacement for their vehicle. However, potential buyers should be aware of the possibility of shorter seal lifespan compared to OEM parts and the potential need for additional tools. If you have the necessary skills and are willing to invest in a high-quality seal, this kit could be a good option. If you are unsure about the installation process or prefer OEM parts, it might be worth considering a different option or seeking professional assistance.

Details:

Material: PTFE . Specifications: Thickness: 0.492. The finest quality at a great price. width : 0.492.

Compatible with wide range of fluids. Rear Crankshaft Seal Kit 5274A by National. Designed utilizing the latest technology, this product by National features premium quality and will perform better than advertised. Inside Diameter: 3.740.

Order from the comfort of your home or office.

part #: 5274a prices

  • $15.00-$52.42

specifications cranshafengin:

  • for models: K3500
  • for makes: Gmc
  • for years: 1986-1991
  • brand: National
  • mpn: 5274a
  • product type: Engine
  • upc: 087674971423
  • fitment type: Direct Replacement
  • compatible make s : Chevrolet, Gmc, Pontiac, Oldsmobile, Buick, Cadillac, Am General
  • compatible model s : Camaro, Tahoe, Corvette, Impala, C1500 Suburban, C2500 Suburban
  • fitnote: With Generation Ii. Fits Models With Generation Ii.
  • product subtype: Crankshafts
  • type: Seals Gaskets
  • product details: Engine Crankshaft Seal
  • engine version: 262 Chevy 90-degree V6, 2.8l Chevy 60-degree V6
  • department: Replacement

general cranshafengin:

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

offer cranshafengin:

  • options: Ship-to-home
  • quantity: 7
  • sold: 0
  • availability: In Stock
  • started: April 14, 2025

returns cranshafengin:

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

payments cranshafengin:

  • credit card: Discover
  • other
  • wallet: Paypal

seller cranshafengin:

  • rating: 96.1%
  • city: Saint Paul, Minnesota
  • # reviews: 339660

shipping cranshafengin:

  • service: FedEx Ground or FedEx Home Delivery
  • carrier: FedEx
  • transit: 3-7 Days
  • cost: $0.00
  • class: Standard
  • type: Fixed
for models: k3500, for makes: gmc, for years: 1986-1991, product type: engine, fitment type: direct replacement, compatible make s: chevrolet, gmc, pontiac, oldsmobile, buick, cadillac, am general, compatible model s: camaro, tahoe, corvette, impala, c1500 suburban, c2500 suburban, fitnote: with generation ii. fits models with generation ii., product subtype: crankshafts, type: seals gaskets, product details: engine crankshaft seal, engine version: 262 chevy 90-degree v6, 2.8l chevy 60-degree v6, department: replacement,
category: auto parts > car truck parts accessories > engines engine parts > crankshafts, sku: 13468276172350632,
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5 offers $15.00–$52.42 USD
  • New other (see details). Offer #1 priced at $15.00 + $14.50 shipping estimate = $29.50* total. "National Oil Seals".+$14.50 shipping
  • New. Offer #2 priced at $52.42 + $0.00 shipping estimate = $52.42* total. Manufacturer :National Seals.FREE SHIPPING
  • New. Offer #3 priced at $43.99 + $0.00 shipping estimate = $43.99* total. Placing an order outside the US is easy! All accessories & hardware. Engine Crankshaft Seal Kit.FREE SHIPPING
  • New. Offer #4 priced at $14.99 + $6.90 shipping estimate = $21.89* total. It is compatible with the National brand and specific models like 370025A, ensuring a perfect fit and function in steering and suspension systems The National Federal Mogul Oil Seal is a durable and reliable seal designed for car and truck parts.+$6.90 shipping
  • New. Offer #5 priced at $47.73 + $0.00 shipping estimate = $47.73* total. National Seal/Bearing , FELBS40520, WS .FREE SHIPPING

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