Description: CARiD Accessories CARiD Wheels & Tires CARiD Auto Parts Semi Truck Motorcycle Powersports RV / Camper Boating Recreation Tools ACCESSORIES Interior Exterior Lighting Audio Wheels Tires Performance Repair Body Automotive Tools For Ford Galaxie 500 66-70 Automatic Transmission Extension Housing Seal Kit Part Number: 5203 ● In Stock: Ships in 3 days Authorized Dealer: Lowest Prices. On the go Daily Deals Guaranteed Fitment. Always the correct part In-House Experts. We know our products Our Newsletter: Product Details Product Details Automatic Transmission Extension Housing Seal Kit by National®. Seal and Bushing Kit. Without Boot. Width: 0.421". Inside Diameter: 1.689". Outside Diameter: 2.506". Housing Bore: 2.500". Flanged Outside Diameter: 2.850". Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured using exclusive National Dynamic Edge technology that generates a dynamic pumping action to keep harmful contaminants such as dirt, moisture, etc. out of the seal and other wheel-end components. Automatic Transmission Extension Housing Seal Kit by National®. Seal and Bushing Kit. Without Boot. Width: 0.421". Inside Diameter: 1.689". Outside Diameter: 2.506". Housing Bore: 2.500". Flanged Outside Diameter: 2.850". Don’t just repair a leak, prevent future problems with a National Oil Seal. This part is manufactured using exclusive National Dynamic Edge technology that generates a dynamic pumping action to keep harmful contaminants such as dirt, moisture, etc. out of the seal and other wheel-end components. Specifications: Flanged Outside Diameter (Inch): 2.850" Flanged Outside Diameter (MM): 72.390 mm Footnote: Seal & Bushing Helix Type: Counter-Clockwise-Spiral Lip Design Housing Bore (Inch): 2.500" Housing Bore (MM): 63.500 mm Material: Nitrile Outside Diameter (Inch): 2.506" Outside Diameter (mm): 63.650 mm Overall Width with Side Lip (MM): 31.750 mm Overall Width with Side Lip (Inch): 1.250" Redicoat: Yes Series: 5200 Shaft (Inch): 1.685" Shaft (MM): 42.800 mm Type: 79 Width (Inch): 0.421" Width (mm): 10.693 mm Features: Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminants A patent-pending National Dynamic Edge technology allows for maximum protection Helps prevent premature bearing failure Unmatched durability under the most grueling conditions Constructed to meet OE configurations Engineered for performance, National oil seals deliver superior protection and long service life thanks to premium material construction and a patent-pending National Dynamic Edge technology used in their manufacture. This innovation aggressively deflects dirt, liquid, and other contaminants that can lead to premature seal and bearing damage and diminished wheel-end performance. The National Dynamic Edge design consists of an integral sinusoidal wave that produces a dynamic pumping action to move contaminants away from the seal. This innovation ensures maximum protection from environmental contaminants under even the most adverse conditions. This part is engineered to meet OE specs to perfectly fit your vehicle. National®, a brand of the Federal-Mogul Corporation, is a well-known name not only in the automotive industry, but also on the agricultural and industrial markets. For over 60 years, National has built a well-earned reputation offering high-end, premium products that meet or exceed the OE requirements across a wide range of wheel bearings and oils seal needs. The team at National keeps pace with the industry and provides ultimate solutions to meet the needs of today’s vehicles. The company has modern equipment, technology, and the expertise to coordinate the development, manufacturing, and testing of each product for maximum satisfaction of customers' needs. National is a premier choice when it comes to complete wheel end solutions. Replaces Original (OE) Part #: 12305161 Product Video About Us About Us No matter whether you're doing basic repairs and maintenance, modifying your car's street appeal and performance, or adding high-tech lighting and electronics, our great selection of brand name products and knowledgeable associates will ensure success with all your automotive projects. Our Mission We offer the finest and widest variety of automotive parts and accessories using state-of-the-art technologies, and employ the most dedicated and creative team members. These individuals focus on exceeding expectations of customers who want the exact component at the best price in the quickest time. Our goal is to provide a WOW experience during every customer interaction. Whatever you need, whether it's a replacement part to fix a broken down vehicle, a crash part to repair a vehicle from an accident, perhaps a new set of custom wheels and tires, or something to make it flashy or faster, lifted or lowered, we will be your one-stop shop. We fulfill our mission daily with enthusiasm and optimism, learning from our ongoing opportunities and successes. We enjoy a modern yet tricked out work atmosphere while ensuring a true learning environment to develop our people. All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. It is neither inferred nor implied that any item sold by CARiD is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page. Copyright © 2003-2025 CARiD. All rights reserved.
Price: 32.61 USD
Location: Saint Paul, Minnesota
End Time: 2025-02-08T08:51:58.000Z
Shipping Cost: 0 USD
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Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Return policy details:
Manufacturer Part Number: 5203
Product Type: Transmission
UPC: 724956157280
Brand: National
Other Part Number: 1805037201
Fitment Type: Direct Replacement
Interchange Part Number: 5203
Partslink Number: 12305161
Compatible Make(s): Ford, Lincoln, Mercury, Studebaker, Edsel, Laforza, Jaguar
Compatible Model(s): F-150, F-150 Heritage, Mustang, Expedition, Excursion
Fitnote: TransmissionControlTypeName: Automatic
Product SubType: Transmission Seals & Gaskets
Product Name: Automatic Transmission Extension Housing Seal Kit
Product Details: Automatic Transmission Extension Housing Seal
Engine Version: 351C Ford Small Block V8, 429 Ford Big Block V8
Department: Replacement