Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Hellwig 20-21 Chevy Silv 3500 Load Pro- Up To 2500lb Level LC 3 Leaf Helper Spring w/o Mounting Kit

SKU: HWG2518

Suspension Helper Springs

HWG LP-25 Leaf Kits...

Hellwig 20-21 Chevy Silv 3500 Load Pro- Up To 2500lb Level LC 3 Leaf Helper Spring w/o Mounting Kit

SKU: HWG2518

Suspension Helper Springs

HWG LP-25 Leaf Kits...

A$918.29
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

LP-25 HELPER SPRING

The Hellwig LP-25 Helper Spring set the standard for all other aftermarket helper springs. Featuring a Fulltime Spring Rate design it is the workhorse of the Hellwig Spring line. This is ideal for fleet applications or vehicles that consistently carry a heavy load day in and day out.

Additional Information

LP-25 Progressive Rate Load Leveling Helper Spring for the 2020-2026 Chevrolet Silverado/GMS Sierra 3500 HD Single Rear Wheel. Must remove factory contact overload springs

Part Type

Leaf Helper Spring

Additional Application Notes
• 2500 lbs. Capacity; Do Not Use w/Factory Overload Contact Springs; Requires Mounting Kit PN[25318]; Single Rear Wheel 2500 lbs. Capacity Single Rear Wheel Requires Mounting Kit PN[25318] Do Not Use w/Factory Overload Contact Springs
• LP-25 Progresive Rate Load Leveling Helper; Rear Wheel

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 19:14:30

Features

  • 1 ton applications
  • Are Vehicle Specific To Allow The Spring Kits To Mount w/No Mods.
  • Easy Installation
  • Install Kit Required (see LP installation kits)
  • Level Load Capacity up to 2,500lbs
  • Tunable

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Color:Silver Hammertone
Description:LP-25 Progressive Rate Load Leveler Helper Springs
Part Number:hwg2518
Title:Hellwig LP-25 Progressive Rate Load Leveler Helper Springs

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:40:45

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Hellwig, Hellwig Products
StreetFX SKU hwg2518
SFX Item ID 4158829
Accounting SKU hwg-2518
Manufacturer SKU 2518
Manufacturer UPC 745662025182
Alternative References HEL-2518, HEL2518

Leaf Kit, LP-25, Chevy, GMC, SRW, Kit

Hellwig LP-25 progressive rate helper spring kits are fully adjustable to ensure improved side-to-side leveling control. Made from high-quality alloy spring steel and hot-formed and heat-treated for strength and durability, they are designed to virtually eliminate sagging. Featuring a 2,500 lb. level load capacity, the progressive rate design of these springs is fully adjustable for the load you're carrying.

Product Attributes
BrandHellwig
Manufacturer's Part Number2518
Part TypeSuspension Helper Springs
Product LineHellwig LP-25 Progressive Rate Helper Spring Kits
UPC745662025182
Maximum Safe Load2,500 lbs.
Spring FinishBlack
Drilling RequiredNo
Installation Kit RequiredNo
Hardware IncludedYes
QuantitySold as a kit.

Manufacturer Attributes
Color Silver Hammertone
Manufacturer Designation LP-25 Progressive Rate Load Leveler Helper Springs
Product Class Leaf Helper Spring
Construction/Type LP-25 Progressive Rate Load Leveling Helper Spring for the 2020-2022 Chevrolet Silverado/GMS Sierra 3500 HD Single Rear Wheel. Must remove factory contact overload springs
Vehicle Brief Hellwig 2518
Market Description The Hellwig LP-25 Helper Spring set the standard for all other aftermarket helper springs. Featuring a Fulltime Spring Rate design it is the workhorse of the Hellwig Spring line. This is ideal for fleet applications or vehicles that consistently carry a heavy load day in and day out.

Compatibility

Loading compatibility information...

Keep shopping

More from Hellwig