SEARCH BY VEHICLE:
Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

Peterbilt 378 Parts

What year is your
Free Same Day Shipping

Peterbilt 378

Filter Results
  • Notify When Available

    VIDEO

    Brake Caliper Piston Rewind Cube

    Brake Caliper Piston Rewind Cube

    25 reviews
    Brand: TRQ
    - TLK01017

    • Socket Drive: 3/8 in. Drive
    $12.95
    Save 7%
    List $13.95 Save $1.00

    Brake Caliper Piston Rewind Cube

    VIDEO

    Brake Caliper Piston Rewind Cube
    25 reviews
    Brand: TRQ - TLK01017
    • Socket Drive: 3/8 in. Drive
    $12.95
    Save 7%
    List $13.95 Save $1.00
  • Notify When Available
    Ball Joint / Tie Rod Separator

    Ball Joint / Tie Rod Separator

    6 reviews
    Brand: TRQ
    - TLK12465

    • Tool Capacity Range: 19mm Opening
    $32.95
    Save 6%
    List $34.95 Save $2.00

    Ball Joint / Tie Rod Separator

    Ball Joint / Tie Rod Separator
    6 reviews
    Brand: TRQ - TLK12465
    • Tool Capacity Range: 19mm Opening
    $32.95
    Save 6%
    List $34.95 Save $2.00
  • Notify When Available
    Brake Caliper / Parts Hanger Hook Set

    2 Piece Brake Caliper / Parts Hanger Hook Set

    27 reviews
    Brand: TRQ
    - TLK01004

    • Quantity: 2 Piece
    • Material: Heavy Duty Hardened Steel
    • Kit Includes: (2) Brake Caliper / Parts Hanger Hooks
    $12.95

    2 Piece Brake Caliper / Parts Hanger Hook Set

    Brake Caliper / Parts Hanger Hook Set
    27 reviews
    Brand: TRQ - TLK01004
    • Quantity: 2 Piece
    • Material: Heavy Duty Hardened Steel
    • Kit Includes: (2) Brake Caliper / Parts Hanger Hooks
    $12.95
  • Notify When Available

    VIDEO

    One Man Brake Bleeder Kit

    One Man Brake Bleeder Kit

    15 reviews
    Brand: TRQ
    - TLK01016

    • Kit Includes: Hoses, Fittings, & Collection Bottle
    $14.95
    Save 35%
    List $22.95 Save $8.00

    One Man Brake Bleeder Kit

    VIDEO

    One Man Brake Bleeder Kit
    15 reviews
    Brand: TRQ - TLK01016
    • Kit Includes: Hoses, Fittings, & Collection Bottle
    $14.95
    Save 35%
    List $22.95 Save $8.00
  • Notify When Available
    Parts Tray

    Dual Magnet Parts Tray

    1 reviews
    Brand: TRQ
    - TLK93576

    • Dimensions: 9.37 in. x 5.37 in.
    • Product Grade: Dual Magnet
    $25.95
    Save 32%
    List $37.95 Save $12.00

    Dual Magnet Parts Tray

    Parts Tray
    1 reviews
    Brand: TRQ - TLK93576
    • Dimensions: 9.37 in. x 5.37 in.
    • Product Grade: Dual Magnet
    $25.95
    Save 32%
    List $37.95 Save $12.00
  • Notify When Available

    VIDEO

    Kit image

    Brake Cleaner & Fluid Kit

    5 reviews
    Brand: TRQ
    - BCL01020

    • Kit Includes: (1) 12 oz DOT 3 & 4 Brake Fluid
    • Kit Includes: (1) 13 oz Non-Chlorinated 50 State Formula Brake Cleaner
    $16.95
    Save 23%
    List $21.95 Save $5.00

    Brake Cleaner & Fluid Kit

    VIDEO

    Kit image
    5 reviews
    Brand: TRQ - BCL01020
    • Kit Includes: (1) 12 oz DOT 3 & 4 Brake Fluid
    • Kit Includes: (1) 13 oz Non-Chlorinated 50 State Formula Brake Cleaner
    $16.95
    Save 23%
    List $21.95 Save $5.00
  • Notify When Available

    VIDEO

    36MM 12PT 1/2 Drive Deep Well Impact Socket

    Socket

    21 reviews
    Brand: TRQ
    - TLK01014

    • Socket Size: 36mm
    • Socket Depth: Deep Wall
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $29.95
    Save 17%
    List $35.95 Save $6.00

    Socket

    VIDEO

    36MM 12PT 1/2 Drive Deep Well Impact Socket
    21 reviews
    Brand: TRQ - TLK01014
    • Socket Size: 36mm
    • Socket Depth: Deep Wall
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $29.95
    Save 17%
    List $35.95 Save $6.00
  • Notify When Available
    Plastic Fastener Remover

    Plastic Fastener Remover

    6 reviews
    Brand: TRQ
    - TLK12301

    $21.95
    Save 33%
    List $32.95 Save $11.00

    Plastic Fastener Remover

    Plastic Fastener Remover
    6 reviews
    Brand: TRQ - TLK12301
    $21.95
    Save 33%
    List $32.95 Save $11.00
  • Notify When Available
    12K LB Front Axle Ford Freightliner Kenworth Perterbilt Wheel Seal (Timken)

    Replaces Wheel Seal Timken 10P35000

    Brand: Timken
    - 10P35000

    $74.95
    Save 28%
    List $103.95 Save $29.00

    Replaces Wheel Seal Timken 10P35000

    12K LB Front Axle Ford Freightliner Kenworth Perterbilt Wheel Seal (Timken)
    Brand: Timken - 10P35000
    $74.95
    Save 28%
    List $103.95 Save $29.00
  • Notify When Available

    VIDEO

    Trico Tech Wiper Blade Pair

    Replaces 2 Piece 18in Wiper Blade Set TRICO Tech TPWWS00075

    3 reviews
    Brand: TRICO Tech
    - TPWWS00075

    • Includes: (2) 18 in. Trico Tech Beam Wiper Blades
    • Quantity: 2 Piece
    • Kit Includes: (2) Wiper Blades
    • Wiper Blade Length: 18in
    $52.95
    Save 25%
    List $70.95 Save $18.00

    Replaces 2 Piece 18in Wiper Blade Set TRICO Tech TPWWS00075

    VIDEO

    Trico Tech Wiper Blade Pair
    3 reviews
    Brand: TRICO Tech - TPWWS00075
    • Includes: (2) 18 in. Trico Tech Beam Wiper Blades
    • Quantity: 2 Piece
    • Kit Includes: (2) Wiper Blades
    • Wiper Blade Length: 18in
    $52.95
    Save 25%
    List $70.95 Save $18.00
1

...

6 7 8 9 10

...

17
Close



Peterbilt is a registered trademark of PACCAR Inc. 1A Auto is not affiliated with or sponsored by Peterbilt or PACCAR Inc. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.