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1999 Ford E-350 Super Duty

1999 Ford E-350 Super Duty Helper Springs

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Helper Spring, Set of 2
Part Number: S99SSA8
Guaranteed to Fit
$492.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Heavy Duty, Provides 1500 lbs. Of Additional Capacity, 44 in. L X 3 in. W X .447 in., Never Exceed GVWR
Product Details
Notes : Mount directly to the factory spring plate.Quantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 1500 lbs.
Rear Helper Spring, Set of 2
Part Number: S99SSA40
Guaranteed to Fit
$534.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty XL All Engines Cutaway Van, Self-Adj. Sus Stabilizing Sys.; Provides 1500 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR; Poly Spring Pad PN[PSP-11] Included
  • 1999 Ford E-350 Super Duty Base All Engines Cutaway Van, Self-Adj. Sus Stabilizing Sys.; Provides 1500 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR; Poly Spring Pad PN[PSP-11] Included
Product Details
Location : RearQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 1500 lbs.
Front Helper Spring, Set of 2
Part Number: S99SSF10640
Guaranteed to Fit
$226.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Solo Kits Are Replacements To Factory Bump Stops; Do Not Exceed GVWR; No Drill Required
Product Details
Location : FrontNotes : 10.75 × 7.25 × 4.5 in. Dimensions; -40 DensitySeries : SumoSprings SeriesQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Load Capacity : 500 lbs.Color Finish : Blue
Rear Helper Spring, Sold individually
Part Number: S99SSA40.5
Guaranteed to Fit
$256.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Self-Adj. Sus Stabilizing Sys.; Provides 750 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR
Product Details
Location : RearQuantity Sold : Sold individuallyWarranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 750 lbs.
Rear Helper Spring, Sold individually
Part Number: S99SSA34.5
Guaranteed to Fit
$311.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Self-Adj. Sus Stabilizing Sys.; Provides 950 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR
Product Details
Location : RearQuantity Sold : Sold individuallyWarranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 950 lbs.
Rear Helper Spring, Sold individually
Part Number: S99SSA22.5
Guaranteed to Fit
$320.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty XL All Engines Cutaway Van, Self-Adj. Sus Stabilizing Sys.; Provides 1100 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR
  • 1999 Ford E-350 Super Duty Base All Engines Cutaway Van, Self-Adj. Sus Stabilizing Sys.; Provides 1100 lbs Add'l Load Leveling Ability; Do Not Exceed GVWR
Product Details
Location : RearQuantity Sold : Sold individuallyWarranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 1100 lbs.
Rear Helper Spring, Set of 2
Part Number: S99SSA34
Guaranteed to Fit
$620.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Self-Adjusting Suspension Stabilizing System; Do Not Exceed GVWR
Product Details
Location : RearNotes : 45 x 8.75 x 6.5 in. DimensionsQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Front Helper Spring, Set of 2
Part Number: S99SSF10647
Guaranteed to Fit
$257.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines Solo Kits Are Replacements To Factory Bump Stops; Do Not Exceed GVWR; No Drill Required
Product Details
Location : FrontNotes : 10.75 × 7.25 × 4.5 in. Dimensions; 3 in. Spring Height; 3.5 in. Spring Diameter; 2000 lbs. at 1.5 in. of compression Load Rating; -47 DensitySeries : SumoSprings SeriesQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Load Capacity : 2000 lbs.Color Finish : Black
Helper Spring, Set of 2
Part Number: S99SSA12
Guaranteed to Fit
$558.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty XL All Engines Cutaway Van, Provides 1900 lbs. Of Additional Capacity, 42 in. L X 3 in. W X .558 in., Never Exceed GVWR, Cutaway Van
  • 1999 Ford E-350 Super Duty Base All Engines Cutaway Van, Provides 1900 lbs. Of Additional Capacity, 42 in. L X 3 in. W X .558 in., Never Exceed GVWR, Cutaway Van
Product Details
Quantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 1900 lbs.
Helper Spring, Set of 2
Part Number: S99SSA22
Guaranteed to Fit
$619.99
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines For Extra HD Load Applications, Cutaway Box
Product Details
Quantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 2200 lbs.
Helper Spring, Kit
Part Number: H633510
Guaranteed to Fit
$388.62
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines For Leaf Spring Applications, 3500 lbs. Capacity, 4 Leaf Stack, Requires PN[25250], With 7 Leaves Requires PN[25400]
Product Details
Notes : Requires Hellwig mounting kit #25250 for vehicles equipped with 2.5 in. wide leaf springs or #25301 for vehicles with 3 in. wide springs.Series : Load Pro LP-35 SeriesQuantity Sold : KitWarranty : Lifetime Hellwig limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Includes : Leaf helper springs and heavy duty U-boltsType : Leaf springLoad Capacity : 3500 lbs.
Helper Spring, Leaf Spring, 2500 lbs. Capacity, 3 Leaf Stack, Requires Mounting Kit PN[25250 Or 25300]
Part Number: H632510
Guaranteed to Fit
$283.58
Vehicle Fitment
  • 1999 Ford E-350 Super Duty All Submodels All Engines 2500 lbs. Capacity, 3 Leaf Stack, Requires Mounting Kit PN[25250 Or 25300]
Product Details
Notes : Requires Hellwig mounting kit #25250 for vehicles equipped with 2.5 in. wide leaf springs or #25301 for vehicles with 3 in. wide springs.Series : Load Pro LP-25 SeriesQuantity Sold : KitWarranty : Lifetime Hellwig limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Includes : Leaf helper springsType : Leaf springLoad Capacity : 2500 lbs.
Trailer SumoSprings, Set of 2
Part Number: S99TSS10747
Universal Fit
$294.99
Product Details
Notes : 5000-8500 GAWR; 1800 lb. at 50% Compression Capacity; Patented Micro-Cellular Urethane MaterialSeries : SumoSprings SeriesQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Load Capacity : 1800 lbs.Color Finish : Black
Helper Spring, Set of 2
Part Number: S99TSS-107-40
Universal Fit
$267.99
Product Details
Notes : 3000-5000 GAWR; Spring Over Axle Configuration; Includes line relocation bracketSeries : SumoSprings SeriesQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 500 lbs.
Helper Spring, Set of 2
Part Number: S99TSS-106-40
Universal Fit
$299.99
Product Details
Notes : 3000-5000 GAWR; Spring Under Axle Configuration; Includes line relocation bracketSeries : SumoSprings SeriesQuantity Sold : Set of 2Warranty : Lifetime SuperSprings limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Type : Leaf springLoad Capacity : 1500 lbs.
Page 1 of 2 | Showing 1 - 15 of 17 results

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woodz07
A:BEST ANSWERHi Joseph, thank you for reaching out. This set of helper springs is incompatible with the 2003 Toyota RAV4. This item is designed for trailer frames. Per checking, we don't have a suspension lift kit for your vehicle. Thank you for inquiring. Have a nice day. Show less
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Kenny M.
A:BEST ANSWERHi Kenny, I'm glad to assist you. No, it is incompatible. If you have a 4WD model, 2021 Nissan Titan, the matching direct-fit part number number is 57331. It is to provide 5,000 pounds of load support. Grab our discounted offer and click the link below to buy it today. Happy shopping! https://www.carparts.com/helper-spring/supersprings/s99tss10747?can=cpje1043_CSQA_20240915 Show less
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