National
Transfer Case Output Shaft Seal
$32.74
National
Part # 4370N
4.7(47 reviews)Joint boîtier trans
Fits Jeep, Dodge — 59 vehicle applications
$15.99
In Stock
For pickup, you can select Ottawa or Winchester at checkout
1
Express Checkout
Free ShippingOrders $99+
WarrantyManufacturer backed
Easy Returns30-day policy
Canadian OwnedShipped across Canada
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National 4370N Vehicle Fitment
Fits 59 vehiclesThis Joint boîtier trans fits Jeep, Dodge vehicles.
1993-2004 Jeep Grand Cherokee
1989-1993 Jeep Grand Wagoneer
1987-1995 Jeep Wrangler
1986-1992 Jeep Comanche
1984-1996 Jeep Cherokee
1984-1987 Jeep Wagoneer
1984-1986 Jeep CJ7
National 4370N Specifications
- Redicoat
- Yes
- Sealing Material
- Polyacrylate
- Grade Type
- Standard Replacement
- Series
- 4000
- Outside Diameter
- 2.383
- Outside Diameter
- 60.530
National 4370N Product Description
National 4370N Boîte de transfert – Joint d’arbre de sortie pour Jeep Grand Cherokee
Key Features
- Delivers quality and reliable performance for every type of repair
- Design type: spring loaded; multi-lip
- Low swell in hydrocarbon fluids
- Resistance to EP lubricants
- Temperature range: -20°F to 300°F / -29°C to 49°C
- Baja expansión en fluidos de hidrocarburos
- Ofrece un rendimiento confiable de calidad para cada tipo de reparación
- Rango de temperatura: -20°F a 300°F / -29°C a 49°C
- Resistente a lubricantes EP
- Tipo de diseño: Carga de resorte; multi-labio
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
About National
Shop National Transfer Case Output Shaft Seal at Autrex with vehicle fitment details, current pricing, and checkout options for the National 4370N. Eligible orders over $99 may qualify for free shipping, with some exceptions.
Ratings & Reviews
4.7out of 5
Based on 47 reviews
- 538
- 46
- 31
- 21
- 11
- Direct fit, no surprisesMarc D.Verified BuyerMay 28, 2026
Lined up perfectly with the original. Install took about an hour with the right press. Solid feel back in the steering, no more clunk over bumps.
Installed on 2016 Ram 1500
- Shipped fast across CanadaJen P.Verified BuyerMay 14, 2026
Ordered on a Monday, had it by Wednesday in Calgary. Greasable fitting is a nice touch. Quality looks on par with OEM.
Installed on 2014 Chevrolet Silverado 1500
- Good part, double-check your sideSteve R.Verified BuyerApr 30, 2026
Works great so far. Just confirm fitment for your exact trim before ordering — the fitment list on the page was accurate for mine.
Installed on 2017 Ford F-150
- Quiet againAmrit S.Verified BuyerApr 19, 2026
Replaced both sides at the same time. The knocking noise is completely gone. Boot quality feels durable.
Installed on 2015 GMC Sierra 1500
- Would buy againDaniel L.Mar 22, 2026
Second one I've bought from Autrex. Packaging was secure and the part matched the photos exactly.
Installed on 2013 Dodge Durango
Frequently Asked Questions — National 4370N
What vehicles does the National 4370N fit?
The National 4370N fits 9 vehicle applications including 1993-2004 Jeep Grand Cherokee, 1997-2000 Dodge Dakota, 1998-1999 Dodge Durango, 1984-1996 Jeep Cherokee, 1987-1995 Jeep Wrangler and 4 more. Check the full fitment list above to confirm your vehicle.
What are the shipping options for the National 4370N?
Shipping options for the National 4370N are shown during checkout and may vary by item, address, and availability. Eligible orders over $99 may qualify for free shipping, with some exceptions. Call 1-866-461-2787 if you need help confirming shipping or pickup before ordering.
How much does the National 4370N cost?
The National 4370N is currently listed at $15.99 CAD at Autrex. Final price, shipping, taxes, and availability are confirmed during checkout. Call 1-866-461-2787 if you need help before ordering.
Is the Joint boîtier trans a direct fit replacement?
Yes, the Joint boîtier trans by National is designed as a direct fit replacement. Use our vehicle selector to confirm compatibility with your specific vehicle.
What warranty does the Joint boîtier trans come with?
The Joint boîtier trans comes with the standard National manufacturer warranty. Please check the product specifications for exact warranty terms.
