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Peterbilt 379 Drive Axle Springs & Hangers

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  • Chrome Interior Rear View Mirror, Glue On Mount

    Chrome Interior Rear View Mirror, Glue On Mount

    UNITED PACIFIC

    $42.42
    Add a polished touch to your cab with a rectangular or oval shaped chrome interior rear view mirror featuring a glue-on mount for easy installation. This sleek mirror delivers a clean, reflective...
    PPR_299727
    SKU:
    PPR_299727
    Finish Options:
    Chrome-Plated
    Product Type:
    Interior
    Shape Options:
    Rectangular
    Shape Options:
    Oval
    Material Options:
    Aluminum
    Make:
    Universal Items
    $42.42
    Qty in Cart: 0
    Price:
    $42.42
    Subtotal:
  • Pressure Protection Valve

    Pressure Protection Valve

    VELVAC

    $39.70 - $52.99
    The pressure protection valve available from 4 State Trucks helps maintain air system integrity by allowing air to flow only after system pressure reaches the chosen threshold, protecting critical...
    PPR_299712
    SKU:
    PPR_299712
    Product Type:
    Air, Electrical, & Safety
    Location:
    Made In USA
    Rating:
    55 PSI
    Make:
    Universal Items
    Material Options:
    Steel
    $39.70 - $52.99
    Qty in Cart: 0
    Price:
    $39.70 - $52.99
    Subtotal:
  • Stop/Turn 3rd Brake Light with Swivel Pedestal Base - Red LED / Red Lens

    Stop/Turn 3rd Brake Light with Swivel Pedestal Base - Red LED / Red Lens

    UNITED PACIFIC

    $32.10
    The stop/turn 3rd brake light with an adjustable pedestal base delivers bright, reliable visibility with red LEDs under a red lens, making it an excellent choice for enhanced safety on the road...
    PPR_299713
    SKU:
    PPR_299713
    Product Type:
    Lighting
    Color:
    Red
    Material Options:
    Plastic/Poly
    Style Options:
    LED
    Make:
    Universal Items
    Degree Options:
    180
    Style Options:
    Split Function
    $32.10
    Qty in Cart: 0
    Price:
    $32.10
    Subtotal:
  • Stainless Steel Rear Center Panel With 4- 4 Inch Turbine Light & 6- 2 Inch Lights - Red LED / Red Lens

    Stainless Steel Rear Center Panel With 4- 4 Inch Turbine Light & 6- 2 Inch Lights - Red LED / Red Lens

    UNITED PACIFIC

    $316.99
    Transform your truck's rear lighting with the stainless steel rear center panel featuring four 4-inch round lights and six 2-inch LED lights, all with red lenses for strong visibility. This polished...
    PPR_299714
    SKU:
    PPR_299714
    Product Type:
    Frame & Chassis
    Color:
    Red
    Material Options:
    Stainless Steel
    Width Options:
    34 Inch
    Make:
    Universal Items
    Position:
    Rear
    Finish Options:
    Polished
    $316.99
    Qty in Cart: 0
    Price:
    $316.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Bawer Tool Box Top Tray With 6 Inch Oval Light Hole- 4 X 18 X 48 Inch

    Bawer Tool Box Top Tray With 6 Inch Oval Light Hole- 4 X 18 X 48 Inch

    BAWER TOOL BOXES

    $92.77 - $147.45
    Upgrade your truck's storage and functionality with the Bawer Tool Box Top Tray featuring a 6-inch oval light hole, measuring 4 x 18 x 48 inches. Available in high-quality stainless steel or a sleek...
    PPR_299709
    SKU:
    PPR_299709
    Length Options:
    48 Inch
    Color:
    Black
    Width Options:
    18 Inch
    Material Options:
    Stainless Steel
    Light Options:
    Without Lights
    Height Options:
    4 Inch
    Product Type:
    Toolboxes
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $92.77 - $147.45
    Qty in Cart: 0
    Price:
    $92.77 - $147.45
    Subtotal:
  • Tractor Maltese Cross Air Valve Knob Candy Color Sticker

    Tractor Maltese Cross Air Valve Knob Candy Color Sticker

    UNITED PACIFIC

    $3.46
    Add a custom touch to your rig with the tractor Maltese cross air valve knob featuring a vibrant candy color of silver, purple or green sticker for bold visual appeal. Designed to fit most standard...
    PPR_299710
    SKU:
    PPR_299710
    Color:
    Purple
    Color:
    Green
    Color:
    Silver
    Make:
    Universal Items
    Product Type:
    Interior
    $3.46
    Qty in Cart: 0
    Price:
    $3.46
    Subtotal:
  • Trailer Maltese Cross Air Valve Knob Candy Color Sticker

    Trailer Maltese Cross Air Valve Knob Candy Color Sticker

    UNITED PACIFIC

    $3.46
    Add a custom accent to your rig with the trailer Maltese cross candy color sticker, designed to bring bold style and classic truck inspiration to trailers, toolboxes, or other flat surfaces...
    PPR_299711
    SKU:
    PPR_299711
    Color:
    Purple
    Color:
    Green
    Color:
    Silver
    Make:
    Universal Items
    Product Type:
    Interior
    $3.46
    Qty in Cart: 0
    Price:
    $3.46
    Subtotal:
  • 2 Wire Pigtail With 2 Prong Right Angle Plug With 12 Inch Lead

    2 Wire Pigtail With 2 Prong Right Angle Plug With 12 Inch Lead

    UNITED PACIFIC

    $12.36 - $55.99
    2-Wire Pigtail with 2-Prong Right-Angle Plug and 12-Inch Lead - a quick, plug-and-play wiring solution for marker, clearance, or small LED lights on trailers and trucks. This 2-prong pigtail...
    PPR_299700
    SKU:
    PPR_299700
    Length Options:
    12 Inch
    Product Type:
    Lighting
    Style Options:
    2 Prong
    Make:
    Universal Items
    $12.36 - $55.99
    Qty in Cart: 0
    Price:
    $12.36 - $55.99
    Subtotal:
  • 18 Gauge 430 Stainless Steel SR Series Half Fenders

    18 Gauge 430 Stainless Steel SR Series Half Fenders

    UNITED PACIFIC

    $399.99 - $431.99
    Upgrade your truck's look and performance with SR Series half fenders, made from durable 18 gauge 430 stainless steel and available in 66 inch length with 27 inch spread or 80 inch length with 41...
    PPR_299696
    SKU:
    PPR_299696
    Material Options:
    Stainless Steel
    Length Options:
    66 Inch
    Width Options:
    27 Inch
    Size Options:
    18 Gauge
    Product Type:
    Rear Fenders
    Width Options:
    41 Inch
    Length Options:
    80 Inch
    Style Options:
    Flat
    Make:
    Universal Items
    Style Options:
    Half Fender
    Location:
    Made In USA
    $399.99 - $431.99
    Qty in Cart: 0
    Price:
    $399.99 - $431.99
    Subtotal:
  • 3-7/8 Inch High Power Work Flood Light With 9 LEDs

    3-7/8 Inch High Power Work Flood Light With 9 LEDs

    UNITED PACIFIC

    $29.02 - $30.19
    The 3-7/8 inch high power work flood light delivers serious illumination in a compact package, powered by 9 bright LEDs that produce 2380 lumens with a crisp 6000 K color temperature. Its 180-degree...
    PPR_299701
    SKU:
    PPR_299701
    Degree Options:
    180
    Length Options:
    3 7/8 Inch
    Material Options:
    Aluminum
    Shape Options:
    Round
    Style Options:
    LED
    Length Options:
    3 3/4 Inch
    Width Options:
    3 7/8 Inch
    Product Type:
    Lighting
    Width Options:
    3 3/4 Inch
    Location:
    Made In USA
    Shape Options:
    Square
    Make:
    Universal Items
    $29.02 - $30.19
    Qty in Cart: 0
    Price:
    $29.02 - $30.19
    Subtotal:
  • Reflector Double Face Competition Series Turn Signal LED Light Lens

    Reflector Double Face Competition Series Turn Signal LED Light Lens

    UNITED PACIFIC

    $40.64
    The 42-LED Double Face Reflector Competition Series Turn Signal LED Light delivers strong, reliable illumination from both sides thanks to its dual-face design - 21 bright LEDs per side under amber...
    PPR_299702
    SKU:
    PPR_299702
    Color:
    Amber/Red
    Style Options:
    LED
    Product Type:
    Lighting
    Color:
    Amber
    Make:
    Universal Items
    Location:
    Made In USA
    Ready To Ship:
    Yes
    $40.64
    Qty in Cart: 0
    Price:
    $40.64
    Subtotal:
  • 120 Inch 16 Gauge 430 Stainless Steel SR Series Beaded Edge Ribbed Full Fender

    120 Inch 16 Gauge 430 Stainless Steel SR Series Beaded Edge Ribbed Full Fender

    UNITED PACIFIC

    $733.99
    Give your rig a bold, finished look with the SR Series beaded edge ribbed full fender, crafted from strong 16 gauge 430 stainless steel. Available in 120 inches by 54 inches or 120 inches by 60...
    PPR_299697
    SKU:
    PPR_299697
    Length Options:
    120 Inch
    Product Type:
    Rear Fenders
    Width Options:
    54 Inch
    Size Options:
    16 Gauge
    Material Options:
    Stainless Steel
    Width Options:
    60 Inch
    Make:
    Universal Items
    Style Options:
    Full Fender
    Location:
    Made In USA
    $733.99
    Qty in Cart: 0
    Price:
    $733.99
    Subtotal:
  • 8 AWG HD Vinyl Ring Terminals - 4 Pack

    8 AWG HD Vinyl Ring Terminals - 4 Pack

    UNITED PACIFIC

    $4.40
    Finish your wiring projects with confidence using this 4 pack of 8 AWG heavy-duty vinyl ring terminals. Designed for reliable electrical connections, these terminals feature a sturdy metal ring and a...
    PPR_299692
    SKU:
    PPR_299692
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Vinyl
    Make:
    Universal Items
    $4.40
    Qty in Cart: 0
    Price:
    $4.40
    Subtotal:
  • Glossy Dash Knob Sticker 1.75 Inch Round

    Glossy Dash Knob Sticker 1.75 Inch Round

    UNITED PACIFIC

    $4.75
    Show off where you're from-or where your heart is-with these 1.75-inch round glossy flag stickers. Designed to fit most standard dash knobs, these high-gloss decals bring bold personality to your...
    PPR_299698
    SKU:
    PPR_299698
    Diameter Options:
    1 3/4 Inch
    Product Type:
    Interior
    Shape Options:
    Round
    Location:
    Made In USA
    Make:
    Universal Items
    $4.75
    Qty in Cart: 0
    Price:
    $4.75
    Subtotal:
  • Double Face Housing W/ 2 Watermelon Glass

    Double Face Housing W/ 2 Watermelon Glass

    UNITED PACIFIC

    $61.99
    Upgrade your rig with the Chrome Double Face Watermelon Light with Glass Lens - a heavy-duty, chrome-plated double-face housing designed for head-turning style and lasting performance. This...
    PPR_299699
    SKU:
    PPR_299699
    Color:
    Amber
    Length Options:
    6 Inch
    Material Options:
    Glass
    Style Options:
    Watermelon
    Color:
    Amber/Clear
    Width Options:
    3 5/8 Inch
    Product Type:
    Lighting
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Ready To Ship:
    Yes
    $61.99
    Qty in Cart: 0
    Price:
    $61.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Die-Cast Acorn Nut Cover - 50 Piece

    Chrome Die-Cast Acorn Nut Cover - 50 Piece

    UNITED PACIFIC

    $44.24 - $53.99
    Add a sleek, custom touch to your wheels with this 50-piece set of chrome die-cast acorn nut covers. Made from durable die-cast metal with a bright chrome finish, these covers are built to last while...
    PPR_299694
    SKU:
    PPR_299694
    Finish Options:
    Chrome-Plated
    Diameter Options:
    3/4 Inch
    Style Options:
    Acorn
    Make:
    Universal Items
    Material Options:
    Zinc
    Height Options:
    5/8 Inch
    Diameter Options:
    7/16 Inch
    Type Options:
    Push On
    Finish Options:
    Zinc-Plated
    Diameter Options:
    3/8 Inch
    Material Options:
    Diecast
    Product Type:
    Frame & Chassis
    $44.24 - $53.99
    Qty in Cart: 0
    Price:
    $44.24 - $53.99
    Subtotal:
  • 33MM x 2 Inch Chrome Steel Reflector Nut Cover With Flange - 50 Pack

    33MM x 2 Inch Chrome Steel Reflector Nut Cover With Flange - 50 Pack

    UNITED PACIFIC

    $52.99 - $53.99
    Give your wheels a standout finish with this 50-pack of 33mm x 2 inch chrome steel reflector nut covers with flange. Designed to fit snugly over standard 33mm lug nuts, each cover features a built-in...
    PPR_299695
    SKU:
    PPR_299695
    Color:
    Amber
    Color:
    Red
    Length Options:
    2 Inch
    Material Options:
    Steel
    Size Options:
    33 mm
    Color:
    Blue
    Finish Options:
    Chrome-Plated
    Product Type:
    Wheels
    Style Options:
    Flanged
    Make:
    Universal Items
    $52.99 - $53.99
    Qty in Cart: 0
    Price:
    $52.99 - $53.99
    Subtotal:
  • Mini Watermelon Double Fury Clearance/Marker Color Changing Light

    Mini Watermelon Double Fury Clearance/Marker Color Changing Light

    UNITED PACIFIC

    $13.74 - $15.24
    Turn heads and light up your rig with this mini watermelon-style Double Fury clearance marker light featuring vibrant color-changing LEDs. Designed for maximum visual impact in a compact package,...
    PPR_299689
    SKU:
    PPR_299689
    Material Options:
    Plastic/Poly
    Color:
    Amber/Purple
    Color:
    Amber/Blue
    Color:
    Red/Purple
    Color:
    Red/Blue
    Color:
    Amber/Green
    Color:
    Amber/White
    Color:
    Red/Green
    Color:
    Red/White
    Product Type:
    Lighting
    Make:
    Universal Items
    Location:
    Made In USA
    Ready To Ship:
    Yes
    Style Options:
    Watermelon
    Color:
    Amber/Red
    Shape Options:
    Round
    Diameter Options:
    3/4 Inch
    $13.74 - $15.24
    Qty in Cart: 0
    Price:
    $13.74 - $15.24
    Subtotal:
  • Stress Ballz Novelty Key Chain Squishy Foam

    Stress Ballz Novelty Key Chain Squishy Foam

    UNITED PACIFIC

    $7.23
    Choose Option(s) to see description.Black Stress Ballz Novelty Key ChainStress Ballz Novelty Key ChainThe 4.25 Inch Stress Ballz Novelty key chain is a fun, squishy foam keychain that helps relieve...
    PPR_299691
    SKU:
    PPR_299691
    Product Type:
    Apparel
    Color:
    Black
    Color:
    Red
    Make:
    Universal Items
    Material Options:
    Foam
    $7.23
    Qty in Cart: 0
    Price:
    $7.23
    Subtotal:
  • Convex Aerodynamic Mirror Head Replacement Glass 8 X 8.5 Inch

    Convex Aerodynamic Mirror Head Replacement Glass 8 X 8.5 Inch

    LUVERNE

    $28.36
    Get your side view back in check with this 8 x 8 1/2 inch convex aerodynamic mirror head replacement glass. Designed to fit aerodynamic mirror housings, this convex glass delivers a wide-angle view...
    PPR_299669
    SKU:
    PPR_299669
    Location:
    Made In USA
    Width Options:
    8 1/2 Inch
    Product Type:
    Exterior
    Height Options:
    8 Inch
    Material Options:
    Glass
    Style Options:
    Heated
    Width Options:
    8.5
    Make:
    Universal Items
    Shape Options:
    Square
    Style Options:
    Convex
    $28.36
    Qty in Cart: 0
    Price:
    $28.36
    Subtotal:
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Adding your products to cart

Find Replacement Peterbilt 379 Rear Leaf Spring Bushings

This product lineup encompass a wide range of essential components for the drive axle suspension system on Peterbilt 379 trucks. This product line includes replacement springs, shock absorbers, bushings, and other hardware necessary to maintain and repair the rear suspension of these popular semi-trucks. The key features of this product line include: - Compatibility with the Peterbilt 379 model, ensuring a perfect fit for your truck. - High-quality, durable components to keep your drive axle suspension in optimal condition. - Repair parts for common wear and tear items like spring bushings and hangers. - Large availability of complete repair kits and individual replacement parts for easy maintenance. - Ability to upgrade or customize your Peterbilt's suspension system with premium components. Investing in quality drive axle components will help maximize the performance, safety, and longevity of your semi-truck on the road. Not only that, if you're really interested in truly fine-tuning your commercial truck's suspension system, consider buying Peterbilt 379 leaf spring hanger accessories, like bushings, shackles or lift blocks, to adjust your ride height. Or secure your axle movement with heavy-duty torque rods (radius rods) and experience better weight distribution and on-the-road handling with replacement steer axle spring hangers for your Peterbilt truck.

Frequently Asked Questions About Peterbilt 379 Drive Axle Springs & Hangers

What do drive axle springs and hangers actually do on my Peterbilt 379?

Drive axle springs support the rear suspension and help distribute the weight of the truck and its load, while hangers are the mounting brackets that attach those springs to the frame rail. Together they keep the rear axles properly positioned, absorb road shock, and maintain consistent ride height under varying loads.

How do I know if my springs or hangers need to be replaced?

Common signs include sagging ride height, uneven tire wear, cracked or broken spring leaves, excessive frame or axle movement, clunking noises over bumps, and visible rust or cracks around the hanger brackets. If you notice any of these symptoms, it is a good idea to have the suspension inspected before the wear leads to further drivetrain or alignment issues.

Will these springs and hangers fit my specific Peterbilt 379 configuration?

Fitment can vary depending on axle capacity, suspension type, and the model year of your 379, so it is important to check part specifications such as spring capacity, leaf count, and hanger bolt pattern against your truck's original equipment before ordering. If you are unsure, having your VIN or current part numbers on hand will make it easier to confirm the correct match.

Can I replace drive axle springs and hangers myself, or should I have a professional do it?

This is heavy-duty suspension work that requires proper lifting equipment, torque specifications, and safety precautions since the truck must be securely supported while the axle and springs are removed and reinstalled. Many owner-operators with mechanical experience and the right shop equipment do handle this job, but if you do not have access to a lift, jack stands rated for the axle weight, and torque wrenches, it is safer to have a qualified truck repair shop complete the installation.

What materials and finishes are available for these springs and hangers?

Drive axle springs are typically made from heat-treated steel for strength and durability, while hangers are commonly cast or forged steel components. Finish options may include raw steel, painted, or powder-coated coatings depending on the manufacturer, which can help provide additional protection against rust and corrosion in demanding on-road conditions.


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