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Special Offers

Quality Aftermarket Oil Temp Sensor Replaces Cummins 4921475

Oil Temp Sensor, Cummins 4921475

$75.00 Until June 30th, 2023

Cummins 4921475, Automann 577.90506, Dayton 904-7109

Intraax Wide Beam Bushing Installation Tool Replaces Hendrickson S-21307

Intraax Wide Beam Bushing Installation Tool

$575.00 Until June 30th, 2023

Hendrickson S-21307, Dayton 334-936, Euclid E-9575, Sirco SH2034
E-20 Inverted Torx Socket, 3/4" Drive - Hendrickson S-24303

E-20 Inverted Torx Socket, 3/4" Drive

$99.95 Until June 30th, 2023

Hendrickson S-24303, Dayton 334-1931, Automann M5291P4

MJ Heavy Duty Parts LLC

We are a family owned business located in Eastern Nebraska. We pride ourselves on providing the best products and service at the best prices available and making sure all of our customers are completely satisfied.

Skip The Dealer

Save yourself from a trip to the dealer. Get better prices and better service with our safe and secure online ordering. We accept Visa, MasterCard, Discover and American Express. Shop with confidence with our exclusive 14 Day No Questions returns.

OEM Quality Parts

We're proud to carry the brands you trust, Firestone, Goodyear, Continental and more. These quality parts are all made to exacting OE specifications, or better, to fit your application. We carry replacement parts for all major truck and trailer manufactures including: Peterbilt, Kenworth, International, Freightliner, Hendrickson, Great Dane, Timpte Trailers and more.

Service You Can Rely On

We're proud to have close to a 100% fill rate and less than 1% return rate. This means you get what you need, when you need it, without the hassle. We have the experience to get you the right parts the first time.

Featured Categories

Engine Sensors

Engine Sensors

Anti-Lock ABS Brake Sensors & Extensions

Anti-Lock Brake Sensors and Extensions

Air Springs

Air Springs

Universal Air Tanks

Universal Air Tanks

Shock Absorbers and Bushings
Shock Absorbers
Hangers and Shackles

Hangers and Shackles

U-Bolt Kits

U-Bolt Kits



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