Top 10 Rear Shocks with Helper Spring - Automotive Replacement Shocks

Top 10 Rear Shocks with Helper Spring - Automotive Replacement Shocks
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1. ACDelco

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ACDelco Specialty 519-21 Rear Spring Assisted Shock Absorber

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ACDelco #ad - Constant rate front coil springs can help improve stability and maintain ride height. Fit type: Vehicle Specific. Not to exceed vehicle gvwr gross vehicle weight rating.

Seamless drawn-over-mandrel dom tubing decreases internal component wear, resulting in longer service life. Super finished, chromed, proper seal lubrication, piston rod provides anti-corrosion properties, a more consistent wear surface, and longer product life. Product does not increase payload. Variable rate rear coil springs provide 500 lbs per pair of load capacity. Real-world tested to ensure that the shocks will fit intended vehicles and applications.
BrandACDelco #ad
ManufacturerACDelco #ad
Height3.7 Inches
Length27.7 Inches
Weight14.27 Pounds
Width7.5 Inches
Part Number519-21
Model519-21
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

2. ACDelco

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ACDelco Specialty 519-29 Rear Spring Assisted Shock Absorber

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ACDelco #ad - Leading manufacturer Of High-Quality Products. Fully equipped with State-Of-The-Art Technology. Constantly modernizing our Powerful Devices To Meet The Demands Of The Modern User. International renown For Our Diverse Range Of Award-Winning Products. All products have been Designed With The Professional In Mind.
BrandACDelco #ad
ManufacturerACDelco #ad
Height3.7 Inches
Length27.7 Inches
Weight7.9 Pounds
Width7.5 Inches
Part Number519-29
Model519-29
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

3. Firestone

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Firestone Ride-Rite 4150 Coil-Rite; Air Helper Spring Kit; Rear; Incl. Air Helper Springs; Supports; Hardware; Air Line; And Inflation Valves; No Drilling Required; Number W237604150;

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Firestone #ad - Polyurethane. 1 inches x000 lbs. 2 year / 200, 000 mile Warranty. 4150, firestone coil-rite Rear Air Bag Kit for the Pathfinder. Firestone 4150 Inches.
BrandFirestone #ad
ManufacturerFIRESTONE #ad
Height9 Inches
Length11 Inches
Weight2.2 Pounds
Width9 Inches
Part Number4150
Warranty2 Year / 200,000 Mile Warranty

4. ACDelco

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ACDelco Specialty 519-3 Rear Spring Assisted Shock Absorber

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ACDelco #ad - All products have been Designed With The Professional In Mind. Fully equipped with State-Of-The-Art Technology. Constantly modernizing our Powerful Devices To Meet The Demands Of The Modern User. Leading manufacturer Of High-Quality Products. International renown For Our Diverse Range Of Award-Winning Products.
BrandACDelco #ad
ManufacturerACDelco #ad
Height3.7 Inches
Length27.7 Inches
Weight14.62 Pounds
Width7.5 Inches
Part Number519-3
Model519-3
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

5. Suncore

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Rear Active Suspension to Shock Absorbers w/Helper Springs Conversion Kit Compatible with 2007-2013 Chevrolet Avalanche

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Suncore #ad - Direct from Factory - Free Shipping. Brand new rear active suspension to Gas Shocks w/ Helper Springs Conversion Kit. Includes bypass resistors. Compatible with 2007-2013 Chevrolet Avalanche Rear Left & Right. 1 year Warranty.
BrandSuncore #ad
ManufacturerSuncore Industries #ad
Weight30 Pounds
Part Number150G-30-R-RES-005
Warranty1 Year Warranty

6. ACDelco

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ACDelco Specialty 519-30 Rear Spring Assisted Shock Absorber

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ACDelco #ad - Product does not increase payload. Greater heat dissipation, improved cooling and reduction in fade for continued performance. Constant rate front coil springs can help improve stability and maintain ride height.

Variable rate rear coil springs provide 500 lbs per pair of load capacity. Super finished, piston rod provides anti-corrosion properties, chromed, proper seal lubrication, a more consistent wear surface, and longer product life. Real-world tested to ensure that the shocks will fit intended vehicles and applications. Not to exceed vehicle GVWR Gross Vehicle Weight Rating. Seamless drawn-over-mandrel dom tubing decreases internal component wear, resulting in longer service life.
BrandACDelco #ad
ManufacturerACDelco #ad
Height3.7 Inches
Length27.7 Inches
Weight7.9 Pounds
Width7.5 Inches
Part Number519-30
Model519-30
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

7. TORCH Off Road

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TORCH 1.5"-2" Rear Add A Leaf Spring Lift Kit for 04-19 Nissan Titan Frontier Xterra

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TORCH Off Road #ad - Comes with step by step instructions for the DIY backyard mechanic. Installation: bolt on kit. Fits: 1. 5"-2" rear add a leaf spring lift Kit for 04-19 Nissan Titan Frontier Xterra.

Call or message us with any questions! Notes: leaf springs will provide about 1. 5"-2" of lift depending on leaf pack condition. Ships same/next business day. Leafs are 2/5" thick message us if you have any questions. Contents: 2pc add a leafs 60mm x 10mm x 540mm, extended alignment pins, isolator Pads ***Please make sure you have at least 1/2" of thread remaining on factory U bolts. Lifetime Warranty. 2-4 day delivery. Dedicated Customer Service.
BrandTORCH Off Road #ad
ManufacturerTORCH Off Road #ad
Part Number689355918897

8. Air Lift

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AIR LIFT 60732 1000 Series Rear Air Spring Kit

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Air Lift #ad - Installs inside coil spring to eliminate sag and bottoming out. Air adjustable from 5-35 PSI. Up to 1000 pounds of load leveling capacity. See descripiton for Fitment Details.
BrandAir Lift #ad
ManufacturerAir Lift #ad
Height0 Inches
Length0 Inches
Weight3 Pounds
Width0 Inches
Part Number60732
Model60732
WarrantyLimited Lifetime

9. Monroe

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Monroe Shocks & Struts Load Adjusting 58640 Shock Absorber

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Monroe #ad - Capacity limited by suspension, calibrated coil spring reduces sag when loaded up to 1, tires and transmission; see owner's manual. Exceptional handling -- tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency.

Consistent ride -- oe all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces. Reduces sag under load -- ideal for occasionally hauling or towing varying loads; heavy gauge, 200 lbs.

Longer service life -- self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life. Improves performance -- nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade.
BrandMonroe #ad
ManufacturerTenneco #ad
Height3.7 Inches
Length29.5 Inches
Weight11.02 Pounds
Width7.2 Inches
Part Number58640
Model58640

10. Monroe

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Monroe Shocks & Struts Load Adjusting 58633 Shock Absorber

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Monroe #ad - Improves performance -- nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fade. Exceptional handling -- tuned specifically for each application, full-displaced valving automatically adjusts to road extremes to provide ride consistency.

Consistent ride -- oe all-weather fluid contains special modifiers to handle extreme temperatures and PTFE-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfaces. Capacity limited by suspension, calibrated coil spring reduces sag when loaded up to 1, tires and transmission; see owner's manual.

Longer service life -- self-lubricating fluid seal retains gas and reduces excessive friction against the piston rod to help reduce premature wear while heavy-duty nitrocarburized rod delivers long life. Reduces sag under load -- ideal for occasionally hauling or towing varying loads; heavy gauge, 200 lbs.
BrandMonroe #ad
ManufacturerTenneco (Rancho/Monroe) #ad
Height3.6 Inches
Length29.5 Inches
Weight9.54 Pounds
Width7.4 Inches
Part Number58633
Model58633