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2017 GMC Sierra 3500 HD Leaf Helper Spring

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SuperSprings Leaf Helper Spring
SuperSprings logo
SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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SuperSprings Leaf Helper Spring
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(Read reviews)
Our List Price: $399.99
with FREE Shipping
(32) In Stock
Part Number: 141009-03300754
Notes: SuperSprings -- Rear; Self-Adjusting Suspension Stabilizing System; Provides 1650 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; Leaf Spring Dimensions 47L x 3W x 0.447~Requires Mounting Kit PN [MXKT] ~Without Factory Top Overload Spring
Features:
  • Requires no maintenance; Proudly made in the U.S.A.
  • Adjustable Shackles Allow Installation To Suit Various Needs
  • Works In Conjunction w/Original Equipment Leaf Spring Assembly
  • Never Load Any Vehicle Beyond The Manufacturers GVWR
  • Sold as a pair left and right
  • Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
  • Shot Peened To Relieve Spring Stress And Extend Product Life
  • Provides 1650 Pounds Additional Load Leveling Ability
  • SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
  • Self Adjusting Suspension Stabilizing System
  • Typical Installation Completed In Approximately One Hour
Condition: New

Shipping Options:
Free Ground Shipping

Installation Instructions:
  • Installation Instructions PDF - [1]
  • This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    SuperSprings Leaf Helper Spring
    SuperSprings logo
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
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    (Read reviews)
    Our List Price: $459.99
    with FREE Shipping
    (18) In Stock
    Part Number: 141009-03300767
    Notes: SuperSprings -- Rear; Self-Adjusting Suspension Stabilizing System; Provides 2000 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; Cab And Chassis Models Only~For Use With Dual Rear Wheel Chassis Cabs~Leaf Spring Dimensions 50L x 3W x 0.558~May Be Used On Models Equipped With Top Overload Spring~Poly Spring Pad PN [PSP-19] Included~With Factory Top Overload
    Features:
    • Adjustable Shackles Allow Installation To Suit Various Needs
    • Self Adjusting Suspension Stabilizing System
    • Shot Peened To Relieve Spring Stress And Extend Product Life
    • Works In Conjunction w/Original Equipment Leaf Spring Assembly
    • SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
    • Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
    • Requires no maintenance; Proudly made in the U.S.A.
    • Typical Installation Completed In Approximately One Hour
    • Never Load Any Vehicle Beyond The Manufacturers GVWR
    • Sold as a pair left and right
    • Provides 2000 Pounds Additional Load Leveling Ability
    Condition: New

    Shipping Options:
    Free Ground Shipping

    Installation Instructions:
  • Installation Instructions PDF - [1]
  • This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    SuperSprings Leaf Helper Spring
    SuperSprings logo
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    (Read reviews)
    Our List Price: $287.99
    with FREE Shipping
    (2) In Stock
    Part Number: 141009-07400870
    Notes: SuperSprings -- Rear; Self-Adjusting Suspension Stabilizing System; Provides 2000 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; Leaf Spring Dimensions 51L x 3W x 1.12~May Be Used On Models Equipped With Top Overload Spring
    Features:
    • Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
    • Self Adjusting Suspension Stabilizing System
    • Proudly Made In The U.S.A.
    • Never Load Any Vehicle Beyond The Manufacturers GVWR
    • SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
    • Works In Conjunction With Original Equipment Spring Pack
    • Provides 3300 Pounds Of Load Leveling Ability
    • Requires No Maintenance
    • Shot Peened To Relieve Spring Stress And Extend Product Life
    • Typical Installation Completed In Approximately One Hour
    • Adjustable Shackles Allow Installation To Suit Various Needs
    Condition: New

    Shipping Options:
    Free Ground Shipping
    This Part Fits: Catalog: T
    Vehicle
    2017 GMC Sierra 3500 HD

    SuperSprings Leaf Helper Spring
    SuperSprings logo
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    (Read reviews)
    Our List Price: $499.99
    with FREE Shipping
    (6) In Stock
    Part Number: 141009-03079881
    Notes: SuperSprings -- Rear; Self-Adjusting Suspension Stabilizing System; Provides 3000 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; Leaf Spring Dimensions 49L x 3W x 0.946~Requires Mounting Kit PN [MXKT] ~Without Factory Top Overload Spring
    Features:
    • Sold as a pair left and right
    • Provides 3000 Pounds Additional Load Leveling Ability
    • Typical Installation Completed In Approximately One Hour
    • Adjustable Shackles Allow Installation To Suit Various Needs
    • Never Load Any Vehicle Beyond The Manufacturers GVWR
    • Self Adjusting Suspension Stabilizing System
    • Works In Conjunction w/Original Equipment Leaf Spring Assembly
    • Shot Peened To Relieve Spring Stress And Extend Product Life
    • Requires no maintenance; Proudly made in the U.S.A.
    • Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
    • SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
    Condition: New

    Shipping Options:
    Free Ground Shipping

    Installation Instructions:
  • Installation Instructions PDF - [1]
  • This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    SuperSprings Leaf Helper Spring
    SuperSprings logo
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    SuperSprings Leaf Helper Spring
    Click to Enlarge
    (Read reviews)
    Our List Price: $574.99
    with FREE Shipping
    (6) In Stock
    Part Number: 141009-03147749
    Notes: SuperSprings -- Rear; Self-Adjusting Suspension Stabilizing System; Provides 4000 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad; Cab And Chassis Models Only~Leaf Spring Dimensions 51L x 3W x 1.12~Poly Spring Pad PN [PSP-19] Included~With Factory Top Overload
    Features:
    • SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
    • Provides 4000 Pounds Additional Load Leveling Ability
    • Typical Installation Completed In Approximately One Hour
    • Sold as a pair left and right
    • Self Adjusting Suspension Stabilizing System
    • Adjustable Shackles Allow Installation To Suit Various Needs
    • Requires no maintenance; Proudly made in the U.S.A.
    • Never Load Any Vehicle Beyond The Manufacturers GVWR
    • Works In Conjunction w/Original Equipment Leaf Spring Assembly
    • Shot Peened To Relieve Spring Stress And Extend Product Life
    • Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
    Condition: New

    Shipping Options:
    Free Ground Shipping

    Installation Instructions:
  • Installation Instructions PDF - [1]
  • This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    Hellwig Leaf Helper Spring
    Hellwig logo
    Hellwig Leaf Helper Spring
    Click to Enlarge
    (Read reviews)
    Our List Price: $272.30
    with FREE Shipping
    (1) In Stock
    Part Number: 141009-03536495
    Notes: LP-25 Leaf Kit -- 2500 lbs. Capacity; 3 Leaf Stack; Requires Mounting Kit PN [25312]; Must Remove Factory Overload Contact Springs / Removal Of Contact Overload~PN [4824] Spacer For A 4 in. Rear Lift~Use PN [4828] Spacer For A 2 in. Rear Lift And~Use PN [4830] Spacer For A 4 in. Rear Lift
    Features:
    • Zinc Plated Hardware/Brackets For High Quality Finish
    • Required To Mount Helper Springs
    • Illustrated Step By Step Instructions
    • Limited Lifetime Warranty
    • Long Life
    Condition: New

    Adjustable Length Yes
    Color Silver Hammertone
    Material Steel

    Shipping Options:
    Free Ground Shipping
    This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    ReadyLIFT Leaf Helper Spring - Rear
    ReadyLIFT logo
    ReadyLIFT Leaf Helper Spring
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    (Read reviews)
    Our List Price: $166.96
    with FREE Shipping
    (9) In Stock
    Part Number: 141009-03621288
    Notes: Block And Add-A-Leaf Kit -- 4 in. Blocks; Incl. U-Bolts
    Features:
    • Block And Add-A-Leaf Kit
    Position: Rear
    Condition: New

    Position Rear

    Shipping Options:
    Free Ground Shipping
    This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    ReadyLIFT Leaf Helper Spring - Rear
    ReadyLIFT logo
    ReadyLIFT Leaf Helper Spring
    Click to Enlarge
    (Read reviews)
    Our List Price: $166.96
    with FREE Shipping
    (7) In Stock
    Part Number: 141009-03621289
    Notes: Block And Add-A-Leaf Kit -- 5 in. Blocks; Incl. U-Bolts
    Features:
    • Block And Add-A-Leaf Kit
    Position: Rear
    Condition: New

    Position Rear

    Shipping Options:
    Free Ground Shipping
    This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD

    Hellwig Leaf Helper Spring
    Hellwig logo
    Hellwig Leaf Helper Spring
    Click to Enlarge
    (1 Reviews)
    5 Stars
    Hellwig 3512
    Leaf Helper Spring
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    Our List Price: $336.18
    with FREE Shipping

    Out of Stock
    Part Number: 141009-03447051
    Notes: LP-35 Heavy Duty Leaf Kit -- 3500 lbs. Capacity; 4 Leaf Stack; Requires Mounting Kit PN [25312]; Big Wig Bags~For Air Bags On Lifted Vehicles Using Non-Tapered Lift Block~Must Remove Factory Overload Contact Springs / Removal Of Contact Overload~Use PN [4828] Spacer For A 2 in. Rear Lift And~Use PN [4830] Spacer For A 4 in. Rear Lift
    Features:
    • Mounting Kit Sold Separately
    • Raised Height/Spring Rate Vary On The Adjustment Of U-Bolts
    • Designed For Full Time Users
    • Limited Lifetime Warranty
    • High Quality Spring Steel Leaves
    • Fast Easy Bolt On Installation
    Condition: New

    Adjustable Length Yes
    Color Silver Hammertone
    Material Steel

    Shipping Options:
    Free Ground Shipping
    This Part Fits: Catalog: F
    Vehicle
    2017 GMC Sierra 3500 HD