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Mack R Truck Steer Axle Springs & Hangers

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Flange Bolt 5/16 - 18 X 1/2 Inch Grade 8

    Flange Bolt 5/16 - 18 X 1/2 Inch Grade 8

    AUTOMANN USA

    $1.15
    Grade 8 Flange Bolt Replaces 3512558C1, W300602* High Quality Flange Bolt* 5/16 Inch X 1/2 Inch * Sold Individually * Warranty On Flange Bolts Against Defects In Workmanship & Material From Date Of...
    29-05250010
    SKU:
    29-05250010
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.15
    Qty in Cart: 0
    Price:
    $1.15
    Subtotal:
  • Hex Head Flange Bolt 5/8-18 X 1-1/2 Inch Grade 8

    Hex Head Flange Bolt 5/8-18 X 1-1/2 Inch Grade 8

    AUTOMANN USA

    $2.31
    Grade 8 Hex Head Flange Bolt W/ Fine Pitch Replaces 23-11015-150 And 414076C1* High Quality Flange Bolt* Dimensions: - 5/8 Inch Bolt Diameter - 1-1/2 Inch Bolt Length* Bolt Type- Flanged Bolt*...
    29-05250009
    SKU:
    29-05250009
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $2.31
    Qty in Cart: 0
    Price:
    $2.31
    Subtotal:
  • Poly Torque Arm Service Repair Kit - LWSL1100, SL11LW For Watson & Chalin

    Poly Torque Arm Service Repair Kit - LWSL1100, SL11LW For Watson & Chalin

    AFTERMARKET

    $398.99
    Poly Service Repair Kit Replaces LWSL1100, SL11LW* High Quality Service Repair Kit* Consists Of  - (4) Torque Arm - (2) Axle Connect Bushing - (2) Pivot Bushing - (8) U-Bolt Washer - (2) Spring...
    29-05100150
    SKU:
    29-05100150
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $398.99
    Qty in Cart: 0
    Price:
    $398.99
    Subtotal:
  • Pivot Connection Beam End Kit - SRK02 For Watson & Chalin

    Pivot Connection Beam End Kit - SRK02 For Watson & Chalin

    AFTERMARKET

    $420.99
    Pivot Connection Beam End Kit Replaces SRK02* High Quality Beam End Kit* Consists Of  - (4) Axle Connect Bushing  - (4) 1-1/8 Inch X 8-1/2 Inch Cap Screw - (8) 1-1/8 Inch U Bolt Washer  - (8) Washer...
    29-05090016
    SKU:
    29-05090016
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $420.99
    Qty in Cart: 0
    Price:
    $420.99
    Subtotal:
  • Leaf Spring H Shackle Kit For Hendrickson

    Leaf Spring H Shackle Kit For Hendrickson

    AFTERMARKET

    $90.99
    Leaf Spring H Shackle Kit Replaces 67754004, 75836004* High Quality Shackle Kit* Consists Of  - (1) Shackle - (2) Spring Bolt - (2) 3/4 Inch Lock Nut  - (4) 3/4 Inch U Bolt Washer * Made In USA* Sold...
    29-05090020
    SKU:
    29-05090020
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $90.99
    Qty in Cart: 0
    Price:
    $90.99
    Subtotal:
  • Pivot Connection Beam End Kit Replaces SRK01 For Watson & Chalin

    Pivot Connection Beam End Kit Replaces SRK01 For Watson & Chalin

    AFTERMARKET

    $173.99
    Pivot Connection Beam End KitRestore suspension stability and proper axle alignment with this Pivot Connection Beam End Kit, engineered to replace SRK01 for Watson & Chalin suspensions. This...
    29-05090015
    SKU:
    29-05090015
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $173.99
    Qty in Cart: 0
    Price:
    $173.99
    Subtotal:
  • Axle Connect Kit Replaces SRK16 For Watson & Chalin

    Axle Connect Kit Replaces SRK16 For Watson & Chalin

    AFTERMARKET

    $358.99
    Axle Connect KitKeep your Watson & Chalin axles performing at their best with the Axle Connect Kit. This high-quality kit provides pivot and torque rod bushings, washers, Delrin sleeves, shackle...
    29-05090030
    SKU:
    29-05090030
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $358.99
    Qty in Cart: 0
    Price:
    $358.99
    Subtotal:
  • Center Bolt Metric 12MM X 150MM

    Center Bolt Metric 12MM X 150MM

    AUTOMANN USA

    $3.38
    12MM X 150MM Center Bolt* High Quality Center Bolt* 12MM OD X 150MM Length* 18MM X 12MM Head* Sold Individually * Warranty On Center Bolts Against Defects In Workmanship & Material From Date Of...
    09-05250034
    SKU:
    09-05250034
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $3.38
    Qty in Cart: 0
    Price:
    $3.38
    Subtotal:
  • BESTfit Bronze Bushing 11/16 OD X 9/16 ID X 1-3/4 Inch

    BESTfit Bronze Bushing 11/16 OD X 9/16 ID X 1-3/4 Inch

    BESTFIT TRUCK PARTS

    $8.09
    BESTfit 1.75 Inch Bronze Bushing Replaces 1407700, 01407700, 014-077-00* High Quality Bushing* Bronze* Dimensions: - 1.75 Inch Length - 0.688 Inch OD - 0.563 Inch ID* Sold Individually * Warranty On...
    09-05090014
    SKU:
    09-05090014
    Diameter Options:
    1/2 Inch
    Material Options:
    Bronze
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $8.09
    Qty in Cart: 0
    Price:
    $8.09
    Subtotal:
  • 7 Inch Axle Connect Bushing - 12932-01 For Watson & Chalin SL, STL, TL Series Axle

    7 Inch Axle Connect Bushing - 12932-01 For Watson & Chalin SL, STL, TL Series Axle

    AFTERMARKET

    $32.30
    7 Inch Axle Connect Beam Bushing Replaces 12932-01* High Quality Axle Connect Bushing* Dimensions: - 7.00 Inch Length - 2.445 Inch OD - 0.875 Inch ID* Made In USA* Sold Individually * Warranty On...
    29-05200004
    SKU:
    29-05200004
    Material Options:
    Plastic/Poly
    Length Options:
    7 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    $32.30
    Qty in Cart: 0
    Price:
    $32.30
    Subtotal:
  • 4.5 Inch Pivot Connect Bushing - 1293101 For Watson & Chalin SL, STL, TL Series

    4.5 Inch Pivot Connect Bushing - 1293101 For Watson & Chalin SL, STL, TL Series

    AFTERMARKET

    $24.25
    4.5 Inch Pivot Connect Bushing Replaces 1293101* High Quality Pivot Connect Bushing* Dimensions: - 4.50 Inch Length - 2.445 Inch OD - 0.875 Inch ID* Made In USA* Sold Individually * Warranty On Pivot...
    29-05200005
    SKU:
    29-05200005
    Length Options:
    4 1/2 Inch
    Material Options:
    Plastic/Poly
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    $24.25
    Qty in Cart: 0
    Price:
    $24.25
    Subtotal:
  • Thrust Washer, 1-3/4in ID x 4-1/8in OD - 17501011 For Silent Drive

    Thrust Washer, 1-3/4in ID x 4-1/8in OD - 17501011 For Silent Drive

    AUTOMANN USA

    $8.08
    1/4 Inch Thick Silent Drive Thrust Washer* High Quality Thrust Washer* Dimensions: - 1-3/4 Inch ID - 4-1/8 Inch OD* 1/4 Inch Thickness* Silent Drive* Sold Individually * Warranty On Thrust Washers...
    09-05250029
    SKU:
    09-05250029
    Material Options:
    Steel
    Diameter Options:
    1 3/4 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $8.08
    Qty in Cart: 0
    Price:
    $8.08
    Subtotal:
  • Hanger Assembly For Hendrickson Turner Lift Axle

    Hanger Assembly For Hendrickson Turner Lift Axle

    AFTERMARKET

    $732.99 - $746.99
    Protect your suspension system and improve lift axle performance with the Hendrickson Turner Lift Axle Hanger Assembly. Available for driver and passenger sides, providing precise fitment and secure...
    PPR_206774
    SKU:
    PPR_206774
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $732.99 - $746.99
    Qty in Cart: 0
    Price:
    $732.99 - $746.99
    Subtotal:
  • 1 Inch Cap Screw - 14 X 5-1/2 In Replaces E3240

    1 Inch Cap Screw - 14 X 5-1/2 In Replaces E3240

    AUTOMANN USA

    $20.80
    Cap Screw 1 Inch Replaces E3240* High Quality Cap Screw* 1.0Inch -14 * 5-1/2Inch Length* Sold Individually* Warranty On Cap Screws Against Defects In Workmanship & Material From Date Of Purchase***...
    29-05250023
    SKU:
    29-05250023
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Trailer
    Product Type:
    Frame & Chassis
    $20.80
    Qty in Cart: 0
    Price:
    $20.80
    Subtotal:
  • Metric Bolt Kit, 20MM- 2.5 X 260MM For Mack, Volvo Suspension

    Metric Bolt Kit, 20MM- 2.5 X 260MM For Mack, Volvo Suspension

    AFTERMARKET

    $175.99
    Suspension Metric Bolt Kit Replaces D84004432, 58258011, K041724260P.* High Quality Bolt Kit* Consists Of  - (4) Bolt 20MM- 2.5 X 260MM - (4) U Bolt Washer 7/8 Inch  - (4) Lock Nut 10.9mm* Sold...
    29-05250017
    SKU:
    29-05250017
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Volvo
    Make:
    Mack
    Product Type:
    Frame & Chassis
    $175.99
    Qty in Cart: 0
    Price:
    $175.99
    Subtotal:
  • Linkage Kit 8.7 Inch C-C Hendrickson Style Replaces 59428004 For International, Mack & Volvo

    Linkage Kit 8.7 Inch C-C Hendrickson Style Replaces 59428004 For International, Mack & Volvo

    AUTOMANN USA

    $20.36
    8.7 Inch C To C Linkage Kit* High Quality Linkage Kit* 8.7 Inch C To C * Made In USA* Sold Individually * Warranty On Linkage Kits Against Defects In Workmanship & Material From Date Of Purchase***...
    29-05090148
    SKU:
    29-05090148
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Volvo
    Make:
    Mack
    Make:
    International
    Product Type:
    Frame & Chassis
    $20.36
    Qty in Cart: 0
    Price:
    $20.36
    Subtotal:
  • HD Lock Washers

    HD Lock Washers

    AUTOMANN USA

    $0.10 - $1.01
    Choose Option(s) to see description.3/4 Inch HD Lock WasherHD Lock Washer For 3/4 Inch Bolt* High Quality Lock Washer* 1/4 Inch Width* 7/32 Inch Thickness* 3/4 Inch Size* Sold Individually * Warranty...
    PPR_206760
    SKU:
    PPR_206760
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Frame & Chassis
    $0.10 - $1.01
    Qty in Cart: 0
    Price:
    $0.10 - $1.01
    Subtotal:
  • Wear Pad Washer - 4.50 OD X 2.12 ID X 0.156 Inch Thick

    Wear Pad Washer - 4.50 OD X 2.12 ID X 0.156 Inch Thick

    AUTOMANN USA

    $17.00
    Wear Pad Washer Replaces E9441, E9441A, 1160519B301* High Quality Wear Pad Washer* 4.50 Inch O.D.* 2.12 Inch I.D.* 0.156 Inch Thickness* Plastic/Nylon* Sold Individually * Warranty On Wear Pad...
    09-05250094
    SKU:
    09-05250094
    Diameter Options:
    2 Inch
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $17.00
    Qty in Cart: 0
    Price:
    $17.00
    Subtotal:
  • 12 MM Flange Lock Nut W/ 1.25 Pitch

    12 MM Flange Lock Nut W/ 1.25 Pitch

    AUTOMANN USA

    $1.93
    12 MM Flange Lock Nut* High Quality Flanged Lock Nut* 1.25 Pitch* Sold Individually * Warranty On Flanged Lock Nuts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-05250102
    SKU:
    09-05250102
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.93
    Qty in Cart: 0
    Price:
    $1.93
    Subtotal:
  • Center Bolt Sleeve Lengthener 7/16 ID X 5/8 OD X 0.196 Inch

    Center Bolt Sleeve Lengthener 7/16 ID X 5/8 OD X 0.196 Inch

    AUTOMANN USA

    $1.14
    7/16 Inch ID X 5/8 Inch OD X 0.196 Inch Leaf Spring Center Bolt Lengthener SleeveUse this bolt sleeve to lengthen your leaf spring center bolt head by an extra 0.196 inch when using tapered shims...
    09-05250092
    SKU:
    09-05250092
    Material Options:
    Brass Copper
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.14
    Qty in Cart: 0
    Price:
    $1.14
    Subtotal:
  • Total: items /

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Frequently Asked Questions About Mack R Truck Steer Axle Springs & Hangers

What is the difference between steer axle springs and spring hangers?

Steer axle springs are the leaf spring assemblies that support the front axle and absorb road shock, while spring hangers are the mounting brackets that attach those springs to the truck frame. Both work together to keep the front suspension stable, so wear or damage to either part can affect ride quality, alignment, and steering response.

Will these springs and hangers fit my specific Mack R model?

Mack R Series trucks were built over many years with different front axle capacities and suspension configurations, so fitment can vary by model year and GVW rating. Always check the part number against your truck's original equipment or provide your VIN and axle specs to our sales team before ordering to confirm compatibility.

How do I know if my spring hangers need to be replaced instead of repaired?

Common signs include visible cracks, elongated bolt holes, rust-through, or a hanger that has shifted out of position. If the hanger shows structural damage or excessive wear at the pivot points, replacement is typically recommended over welding or patching, since a compromised hanger can affect steering safety.

Are these springs and hangers new, used, or remanufactured?

Availability depends on the specific part, and we list the condition clearly on each product page, whether it is new aftermarket, new OEM, or a quality-inspected used component. Check the individual listing for condition details, warranty coverage, and any core charge information.

What should I check before installing a new steer axle spring or hanger?

Before installation, inspect related components such as bushings, U-bolts, center bolts, and shackles, since worn hardware nearby can shorten the life of a new spring or hanger. It's also a good practice to have the front end alignment checked after installation, as changes to spring height or hanger position can affect steering geometry.


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