Best Timken Automotive Replacement Automatic Transaxle Output Shaft Seals in 2026

Daisy
Last Updated: Jul 19, 2026

At a Glance: Our Top Picks for Timken Automotive Replacement Automatic Transaxle Output Shaft Seals

National 4370N Trans Case Output Shaft Seal
#TOP1
National 4370N Trans Case Output Shaft Seal
8.1
PM SCORE
National 710495 Trans Case Output Shaft Seal
#TOP2
National 710495 Trans Case Output Shaft Seal
5.9
PM SCORE
National 710709 Auto Trans Output Shaft Seal
#TOP3
National 710709 Auto Trans Output Shaft Seal
5.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Timken Automotive Replacement Automatic Transaxle Output Shaft Seals of 2026

Market Overview
Timken Automotive Replacement Automatic Transaxle Output Shaft Seals Reviewed
  • Reviews Analyzed: 228 Items
  • PM Avg. Rating: 5.3 / 10
12 Products Evaluated
  • Highest Price: $22.22
  • Lowest Price: $6.17
  • Avg. Price: $12.63

National 4370N Trans Case Output Shaft Seal

NATIONAL
4370N
3.20 X 0.90 X 3.20 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PartsHawk 9.43

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National 710495 Trans Case Output Shaft Seal

NATIONAL
710495
3.25 X 0.88 X 3.25 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -40°F to 400°F / -40°C to 204°C

Excellent high temperature capabilities

Compatible with wide range of fluids

Delivers quality and reliable performance for every type of repair

Material: Fluoroelastomer

Design type: Spring loaded; multi-lip

Temperature range: Minus 40 degree Fahrenheit to 400 degree Fahrenheit

Excellent high temperature capabilities and compatible within a wide range of fluids

Provides long life while providing superior performance

National 710709 Auto Trans Output Shaft Seal

NATIONAL
710709
2.75 X 0.69 X 2.75 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -30°F to 325°F / -34°C to 163°C

Superior thermal and chemical resistance

Good abrasion and dry running capability

Delivers quality and reliable performance for every type of repair

National 710112 Oil Seal

NATIONAL
710112
3.25 X 1.13 X 3.25 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

Material: Polyacrylate

Design type: Spring loaded; multi-lip

Temperature range: Minus 20 degree Fahrenheit to 300 degree Fahrenheit

Compatible with most oils and EP lubricants at higher operating temperatures

High resistance to oxidation and ozone, and has low swell in hydrocarbon fluids

National 710582 Auto Trans Output Shaft Seal

NATIONAL
710582
2.75 X 0.69 X 0.10 Inches
0.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -40°F to 400°F / -40°C to 204°C

Excellent high temperature capabilities

Compatible with wide range of fluids

Delivers quality and reliable performance for every type of repair

National 710808 Man Trans Output Shaft Seal

NATIONAL
710808
2.75 X 0.69 X 0.10 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National 710917 Trans Case Output Shaft Seal

NATIONAL
710917
3.25 X 0.88 X 0.10 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National 472572 Man Trans Output Shaft Seal

NATIONAL
472572
3.25 X 0.88 X 0.10 Inches
0.02 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
H & S Industries 5.76

Features

Design type: spring loaded; multi-lip

Temperature range: -40°F to 225°F / -40°C to 107°C

Good low temperature capability

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National 710818 Man Trans Output Shaft Seal

NATIONAL
710818
3.63 X 3.63 X 0.88 Inches
0.11 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National Oil Seals 710314 Auto Trans Output Shaft Seal

NATIONAL
710314
2.75 X 0.69 X 2.75 Inches
0.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

Material: Polyacrylate

Design type: Spring loaded; multi-lip

Temperature range: Minus 20 degree Fahrenheit to 300 degree Fahrenheit

Compatible with most oils and EP lubricants at higher operating temperatures

High resistance to oxidation and ozone, and has low swell in hydrocarbon fluids

National 710702 Auto Trans Output Shaft Seal

NATIONAL
710702
2.75 X 0.69 X 2.75 Inches
0.06 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

National 710665 Trans Case Output Shaft Seal

NATIONAL
710665
3.25 X 1.13 X 0.10 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Design type: spring loaded; multi-lip

Temperature range: -20°F to 300°F / -29°C to 49°C

Resistance to EP lubricants

Low swell in hydrocarbon fluids

Delivers quality and reliable performance for every type of repair

Top 10 automotive replacement automatic transaxle output shaft seals Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
National 12

Top 10 automotive replacement automatic transaxle output shaft seals Brands Pie Chart


We've carried out a comprehensive analysis of 228 reviews on automotive replacement automatic transaxle output shaft seals, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select automotive replacement automatic transaxle output shaft seals priced around $12.63, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 12 automotive replacement automatic transaxle output shaft seals for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right seals Products based on their needs, saving them considerable time when choosing which automotive replacement automatic transaxle output shaft seals to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.