Peterbilt 357/378 Parts
Find the best Peterbilt 378 aftermarket parts in the business here at 4 State. The Peterbilt 378 semi truck represents all of the characteristics of the Peterbilt brand, and was a popular model with similar features to the Peterbilt 379. Pete truck models are a brand of choice for experienced truckers who need dependable semi trucks. 4 State Trucks has all the semi truck parts and accessories you need to make your Pete 378 stand out to showcase your unique personality. Whether you need aftermarket bumpers, exhaust, or fuel tanks, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Peterbilt heavy duty truck or 18 wheeler.
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Air Bag Nut For Top Mounting Stud
AUTOMANN USA
$3.05Air Bag Nut * High Quality Air Bag Nut* For Top Mounting Stud On Air Bags* Dimensions- 0.750-16 ID TPI- 1.125 OD HEX- 0.625 HT* Sold Individually***High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is Special Order. This Item Will Not Be...$3.05 -
Front Shock Bracket Bump Stop Replaces 02-01155, 02-02904, D5000-2164 For Peterbilt
AUTOMANN USA
$21.41Steer Axle Bump Stop For Front Shock Bracket * High Quality Bump Stop* For Front Shock Bracket* Sold Individually* Warranty On Bump Stops Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$21.41 -
Spring Hanger Front Of Rear Replaces 03-44586M001, 01-21518 For Peterbilt Rear Air Leaf Suspension
AUTOMANN USA
$387.99Drive Axle Front Hanger Air Leaf Suspension Uses TRK5905 Bushing * High Quality Spring Hanger* Driver / Passenger* Front Of Rear For Drive Axle* Air Leaf* Sold Individually* Warranty On Spring Hangers Against Defects In Workmanship & Material From Date...$387.99 -
Steel Air Tank 12 X 29.5 Inch With 3 Front Ports - Black
BESTFIT TRUCK PARTS
$190.892850 Cubic Inch Volume Air Tank * High Quality Air Tank* Made Of Steel* Black* 12 Inch Diameter* 29.5 Inch Length* 2850 Cubic Inch Volume* 3 Front Ports- 3/4 Inch NPT* 1 Back Port- 3/4 Inch NPT* 1 Drain Port - 1/4 Inch NPT* 2 End Ports - 3/8 Inch NPT*...$190.89 -
Spring Hanger Rear Of Steer Axle W/ MR902 Threaded Bushing For Kenworth & Peterbilt
AUTOMANN USA
$100.99Spring Hanger For Rear Of Steer Axle For Paccar * High Quality Cast Spring Hanger* Casting Number B111033* For Rear Of Steer Axle* For 4 Inch Wide Spring* 1.250 Inch Pin Diameter* Includes 1 RB328 Bushing And Pin - Silent Block* For Replacement Bushing...$100.99 -
Height Control Valve With 2 Levers And 2 Mounting Brackets
BESTFIT TRUCK PARTS
$69.52Height Control Valve Hadley Style * High Quality Level Valve* Can Replace Delco Cab Or Chassis Height Valve* Can Replace Neway Cab Or Chassis Height Valve* Short Delay, Moderate Flow With Integral Check Valve * Has 7/16 - 24 For 1/4 Tube Compression...$69.52 -
10 Hole Hub Pilot Brake Drum
AUTOMANN USA
$177.99Brake Drum Hub Pilot * High Quality Brake Drum Hub Pilot* 10 Hole Balanced* Light Weight* Sold Individually* Warranty On Brake Diaphram Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$177.99 -
2 Leaf Steer Spring For Peterbilt
AUTOMANN USA
$389.99Spring For Steer Axle 4.00 X 25.50 X 27.00 Inches Fits Peterbilt - B81-6003 * High Quality Steer Spring* Measures 25.50 x 27.00 Inches* 4 Inches Width * 2 Leaf* 3 Pad* Includes 2 RNK Bushings, Installed* 5400 lbs Capacity* Parabolic Spring* Sold...$389.99 -
16.5 X 7 Inch Brake Shoe Kit 4707Q Plus
AUTOMANN USA
$89.99Brake Shoe Kit / No Cores Required * High Quality Brake Shoe Kit 4707Q Plus* Contains 2 Shoes And 1 Hardware Kit* Shoes Have 23K Standard Lining* Sold As Kit *** High Quality Aftermarket Replacement Part (Not OEM)***$89.99 -
16.5 X 7 Inch Brake Shoe Kit 4515F3 Plus
AFTERMARKET
$140.99Brake Shoe Kit / No Cores Required * High Quality Brake Shoe Kit 4515F3 Plus* Contains 2 Shoes And 1 Hardware Kit* Shoes Have 23K Standard Lining* Sold As Kit *** High Quality Aftermarket Replacement Part (Not OEM)***$140.99 -
Rubber 3/8 Inch X 44 Inch Brake Hose
AUTOMANN USA
$13.66Rubbert Brake Hose * High Quality Brake Hose* 3/8 Inch X 44 Inch * 3/8 Fixed And One 3/8 Swivel End* Sold Individually* Warranty On Brake Hoses Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$13.66 -
Rubber 3/8 Inch X 30 Inch Brake Hose
AUTOMANN USA
$12.09Brake Hose * High Quality Brake Hose* Replaces OEM # HAB-6-30C, PROBH-262366-30, 16130-66, 18864, 262366-30, 26236630* 3/8 Inch X 30 Inch * 3/8 Fixed And One 3/8 Swivel End* Sold Individually* Warranty On Brake Hose Against Defects In Workmanship &...$12.09