Helper Springs for 2021 Ford E-350 Super Duty

Listed below are the Helper Springs that are designed to work with the 2021 Ford E-350 Super Duty. Please review the vehicle options and installation notes, to ensure you select the correct product for your Ford E-350 Super Duty. Need assistance selecting the right Hellwig, Supersprings, or Timbren product? We're here to help - please call us at 1-800-358-4751.

Sort Order

Free Ship!

SKU FER35092LB

$477.68

$398.07

Timbren SES Bump Stop | Rear | 6,000 lbs. Capacity

Timbren kit FER35092LB fits rear applications for the Ford E-350. Details

2 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty		Fits cube vans only.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Installation Notes: Fits cube vans only.

Capacity:6,000 lbs.
Location: Fits Rear Axle
Instructions:Timbren FER35092LB Installation Intructions.
UPC: 809933000602
MPN: FER35092LB

Free Ship!

SKU SSF-106-40

$295.09

$226.99

SumoSprings Suspension Kit | SuperSprings | Front | Ford

SumoSprings Solo one-piece patented micro-cellular polyurethane foam helper springs SSF-106-40 for t... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	500 lbs. capacity at 50% compression.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: 500 lbs. capacity at 50% compression.

Capacity:500 lbs.
Height:4.00 inches
Diameter:3.00 inches
Note:Kit includes a pair, 2 SumoSprings. Product may vary from image shown.
Instructions:SumoSprings SSF-106-47 Installation Instructions.
Drilling Required:No
MPN: SSF-106-40

Free Ship!

SKU HW9511-25335

$876.08

$673.91

Hellwig Load Pro 35 Helper Spring | Rear Axle | 3500 lbs. Capacity

The Hellwig 9511 Load Pro 35 kit is designed to give your truck up to 3500 pounds of load levleing c... Details

3 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty		Fits cutaway chassis only, motorhomes with 3 inch wide springs. Dual rear wheel.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Installation Notes: Fits cutaway chassis only, motorhomes with 3 inch wide springs. Dual rear wheel.

Location: Fits Rear Axle
Capacity:3,500 lbs.
Instructions: Hellwig 9511-25335 Helper Springs Instructions.
Note:Includes Mounting Kit 25335
Manufacturers Part Number:9511-25335
MPN: 9511-25335

Free Ship!

SKU SSR-106-47-1

$1,029.59

$791.99

SumoSprings Suspension Kit | SuperSprings | Rear | Ford

SumoSprings Maxim one-piece patented micro-cellular polyurethane foam helper springs SSR-106-47-1 fo... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	For cutaway models only, do NOT use on van models.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: For cutaway models only, do NOT use on van models.

Capacity:4,600 lbs.
Height:7.00 inches
Diameter:6.00 inches
Note:Kit includes a pair, 2 SumoSprings.
Instructions:SumoSprings SSR-106-47-1 Installation Instructions.
Drilling Required:Yes
MPN: SSR-106-47-1

Free Ship!

SKU SSR-130-47

$518.69

$398.99

SumoSprings Suspension Kit | SuperSprings | Rear | Ford

SumoSprings Solo kit SSR-130-47 for the Ford E-350 and E-450 features a one-piece patented micro-cel... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	1,500 lbs. capacity at 50% compression.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: 1,500 lbs. capacity at 50% compression.

Capacity:1,500 lbs.
Height:5.00 inches
Diameter:4.00 inches
Instructions:SumoSprings SSR-130-47 Installation Instructions.
Drilling Required:No
UPC: 814699009127
MPN: SSR-130-47

Free Ship!

SKU FEF350

$323.23

$269.36

Timbren SES Bump Stop | Front | 2,000 lbs. Capacity

Timbren kit FEF350 fits front applications for the 2WD Ford E-150, E-250, E-350 and E-450. Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	Also fits Motorhome including SUPER DUTY with Stripped Chassis.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: Also fits Motorhome including SUPER DUTY with Stripped Chassis.

Capacity:2,000 lbs.
Location: Fits Front Axle
Instructions:Timbren FEF350 Installation Instructions.
UPC: 809933000534
MPN: FEF350

Free Ship!

SKU FEF350UH

$323.23

$269.36

Timbren SES Bump Stop | Front | 6,000 lbs. Capacity

Timbren kit FEF350UH fits front applications for the 2WD Ford E-350 and E-450. Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty		Fits cube vans only.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Installation Notes: Fits cube vans only.

Capacity:6,000 lbs.
Location: Fits Front Axle
Instructions:Timbren FEF350UH Installation Instructions.
UPC: 809933000541
MPN: FEF350UH

Free Ship!

SKU FER35092B

$477.68

$398.07

Timbren SES Bump Stop | Rear | 3,600 lbs. Capacity

Timbren kit FER35092B fits rear applications for the 2WD Ford E-250 and E-350. Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty		Fits models with STRIPPED CHASSIS. Includes Motorhomes.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Installation Notes: Fits models with STRIPPED CHASSIS. Includes Motorhomes.

Capacity:3,600 lbs.
Location: Fits Rear Axle
Instructions:Timbren FER35092B Installation Instructions.
UPC: 809933000596
MPN: FER35092B

Free Ship!

SKU HW9510-25300

$667.34

$462.04

Hellwig Load Pro 25 Helper Spring | Rear Axle | 2500 lbs. Capacity

The Hellwig 9510 Load Pro 25 kit is designed to give your truck up to 2500 pounds of load leveling c... Details

Typically ships in 6-8 weeks.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive

Location: Fits Rear Axle
Capacity:2,500 lbs.
Instructions: Hellwig 9510-25300 Helper Springs Instructions.
Note:Includes Mounting Kit 25300
Manufacturers Part Number:9510-25300
MPN: 9510-25300

Free Ship!

SKU HW9510-25335

$740.60

$569.69

Hellwig Load Pro 25 Helper Spring | Rear Axle | 2500 lbs. Capacity

The Hellwig 9510 Load Pro 25 kit is designed to give your truck up to 2500 pounds of load leveling c... Details

Typically ships in 6-8 weeks.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty		Fits cutaway chassis only, motorhomes with 3 inch wide springs. Dual rear wheels.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Installation Notes: Fits cutaway chassis only, motorhomes with 3 inch wide springs. Dual rear wheels.

Location: Fits Rear Axle
Capacity:2,500 lbs.
Instructions: Hellwig 9510-25335 Helper Springs Instructions.
Note:Includes Mounting Kit 25335
Manufacturers Part Number:9510-25335
MPN: 9510-25335

Free Ship!

SKU SSA22

$805.99

$619.99

Helper Spring Kit | SuperSprings | Rear Axle | 2250 lbs. Capacity

SuperSprings Helper Spring Kit SSA22 for the Ford F-250, F-350, E-350, GMC C3500 , W3500, W4500, W55... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	For cutaway models ONLY, do Not use on van models.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: For cutaway models ONLY, do Not use on van models.

Location: Fits Rear Axle
Capacity:2,200 lbs.
Height:0.560 inches
Width:3.00 inches
Length:43.00 inches
Instructions:SuperSprings SSA22 Installation Instructions.
Note:Includes all mounting hardware.
MPN: SSA22

Free Ship!

SKU SSA34

$807.29

$620.99

Helper Spring Kit | SuperSprings | Rear Axle | 1900 lbs. Capacity

SuperSprings Helper Spring Kit SSA34 for the Ford E-350 Cutaway Box Van and Class C RV improve drive... Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive

Location: Fits Rear Axle
Capacity:1,900 lbs.
Height:0.560 inches
Width:3.00 inches
Length:43.00 inches
Instructions:SuperSprings SSA34 Installation Instructions.
Note:Includes all mounting hardware. Generic image shown.
MPN: SSA34

Free Ship!

SKU SSA40

$695.49

$534.99

Helper Spring Kit | SuperSprings | Rear Axle | 1500 lbs. Capacity

SuperSprings Helper Spring Kit SSA40 for the GM C/K3500, Dodge Ram 2500, 3500, Ford E-350, E-450, F-... Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	For cutaway models Only, do NOT use on van models.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: For cutaway models Only, do NOT use on van models.

Location: Fits Rear Axle
Capacity:1,500 lbs.
Height:0.400 inches
Width:3.00 inches
Length:43.00 inches
Instructions:SuperSprings SSA40 Installation Instructions.
Note:Includes all mounting hardware.
MPN: SSA40

Free Ship!

SKU SSF-106-47

$335.39

$257.99

SumoSprings Suspension Kit | SuperSprings | Front | Ford

SumoSprings Solo one-piece patented micro-cellular polyurethane foam helper springs SSF-106-47 for t... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	1,000 lbs. capacity at 50% compression.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: 1,000 lbs. capacity at 50% compression.

Capacity:1,000 lbs.
Height:4.00 inches
Diameter:3.00 inches
Note:Kit includes a pair, 2 SumoSprings. Product may vary from image shown.
Instructions:SumoSprings SSF-106-47 Installation Instructions.
Drilling Required:No
MPN: SSF-106-47

Free Ship!

SKU SSR-106-40-1

$995.79

$765.99

SumoSprings Suspension Kit | SuperSprings | Rear | Ford

SumoSprings Maxim one-piece patented micro-cellular polyurethane foam helper springs SSR-106-40-1 fo... Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	For cutaway models only, do NOT use on van models. Requires 7" minimum clearance from the sidewall of the tire to frame (on dual rear wheel models). 2,600 lbs. capacity at 50% compression.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: For cutaway models only, do NOT use on van models. Requires 7" minimum clearance from the sidewall of the tire to frame (on dual rear wheel models). 2,600 lbs. capacity at 50% compression.

Capacity:2,600 lbs.
Height:7.00 inches
Diameter:6.00 inches
Note:Kit includes a pair, 2 SumoSprings.
Instructions:SumoSprings SSR-106-40-1 Installation Instructions.
Drilling Required:Yes
MPN: SSR-106-40-1

Free Ship!

SKU SSR-106-54-1

$1,071.19

$823.99

SumoSprings Suspension Kit | SuperSprings | Rear | Ford

SumoSprings Maxim one-piece patented micro-cellular polyurethane foam helper springs SSR-106-54-14 f... Details

Typically ships in 1 business day.

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	For cutaway models only, do Not use on van models.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: For cutaway models only, do Not use on van models.

Capacity:5,400 lbs.
Height:7.00 inches
Diameter:6.00 inches
Note:Kit includes a pair, 2 SumoSprings.
Instructions:SumoSprings SSR-106-54-1 Installation Instructions.
Drilling Required:Yes
MPN: SSR-106-54-1

Free Ship!

SKU SSR-130-54

$552.49

$424.99

SumoSprings Suspension Kit | SuperSprings | Rear | Ford

SumoSprings Solo kit SSR-130-54 for the Ford E-350 and E-450 features a one-piece patented micro-cel... Details

1 In Stock

Vehicle Fit
Specifications

Year	Make	Model	Vehicle Option	Installation Notes
2021	Ford	E-350 Super Duty	Fits 2 Wheel Drive	2,800 lbs. capacity at 50% compression.

Works on the Following Vehicles

2021 Ford E-350 Super Duty
- Vehicle Option: Fits 2 Wheel Drive
- Installation Notes: 2,800 lbs. capacity at 50% compression.

Capacity:2,800 lbs.
Height:5.00 inches
Diameter:4.00 inches
Instructions:SumoSprings SSR-130-54 Installation Instructions.
Drilling Required:No
UPC: 814699009134
MPN: SSR-130-54

Helper Springs Reviews

Out of 340 reviews, the average customer rating for Helper Springs: 4.7 out of 5.

sumosprings suspension kit for the ford f53 motor home - maxim, rear ssr-187-54-1 reviewer

Helper Springs - SuperSprings SSR-187-54-1 Rating: 4 Stars

So good so far but?

I have had these on my RV right around two years now and they definitely smoothed out and quieted the ride and also they help stabilize the rig in corners but I'm a little concerned how the yellow polyurethane foam has turned to a brownish color, is this a sine of the foam breaking down and d...

Read the Review

Helper Springs - Timbren FR1504E Rating: 5 Stars

Best upgrade yet!!!!

This is the best thing I have ever put on my truck! This product does much more than it describes in the description! First, the squat is almost completly eliminated. I tow a 7800lb travel trailer and it used to squat with the weight distribution hitch about 6 inches. Now it is about an 1 1/2 in...

Read the Review

Helper Springs - Timbren TORTUN4L Rating: 5 Stars

Huge Different Ride With Timber Ses

Well no more bumpy rides

Read the Review

Helper Springs - Timbren GMFK15A Rating: 5 Stars

Love This Product

Great product and made my plow truck sit up great in front end

Read the Review

hellwig ez-990 medium duty helper spring 985 reviewer

Helper Springs - Hellwig 988 Rating: 5 Stars

I Would Buy Again!

Springs fit great, work great. Only issue we had was the instructions said to reuse original Ubolts, but they were 1/2 to 3/4 inch too short. Had to scramble to find replacements for next day. No other issues. Shipping was great and fast!!

Read the Review

Helper Springs - Timbren GMRTT35C Rating: 5 Stars

I WOULD PURCHASE THIS PRODUCT AGAIN.

THESE WERE USED FOR THE REAR SPRINGS OF A 2007 CHEVROLET SILVERADO CLASSIC 3500 DUMP TRUCK. THEY CAME OUT OF THE PACKAGE AND BOLTED DIRECTLY INTO PLACE.

Read the Review

Helper Springs - Timbren FF550SDE Rating: 5 Stars

Great Product And Customer Service

Great product and easy to install. Had them on the truck in 30 minutes. Needed these to haul a portable hydraulic tank. Smooth ride now. Thanks Truck Spring!!!

Read the Review

hellwig ez-990 medium duty helper spring 987 reviewer

Helper Springs - Hellwig 987 Rating: 5 Stars

I Would Recommend These Guys Every Time.

These springs work great. Easy install. Great product!

Read the Review

sumosprings suspension kit - rebel, rear ssr-301-40-2 reviewer

Helper Springs - SuperSprings SSR-301-40-2 Rating: 5 Stars

Easy Install Would Buy Again.

Installation was Very easy. I haven't put the fith wheel on yet to see how they handle the weight, but empty the truck handles with no difference, really happy about that.

Read the Review

sumosprings suspension kit - front ssf-302-47 reviewer

Helper Springs - SuperSprings SSF-302-47 Rating: 5 Stars

Easy Easy Easy Work Great

Very easy to install I'm talking ten minutes and your done! No more sag idea for the snowplow sag

Read the Review

Helper Springs - Timbren TORTUN4 Rating: 5 Stars

I Would Buy This Product Again

I haul a lot of brick in the bed of the truck where people run over mailboxes an I have to rebuild them. I love this product an was simple to put on if your haveing trouble with your truck squatting with a load behind it this is the answer way cheaper then air bags!!!!

Read the Review

sumosprings suspension kit - solo, rear - heavy duty ssr-117-47 reviewer

Helper Springs - SuperSprings SSR-117-47 Rating: 5 Stars

Yes I Would.

Mount red these on my 2014 F150 with a travelite camper with shower. 1300 pound camper. Worked great. No more sagging. Truck is level in all terrain. Improved the handling considerably, on the road. Plus so easy to install only needs a few tools. Once I took the camper off. No jacks were needed, and you...

Read the Review