Rough Country 6 Inch Lift Kit | DRW | FR D/S | Vertex | Ford Super Duty (17-21) (55951) Rough Country 6 Inch Lift Kit | DRW | FR D/S | Vertex | Ford Super Duty (17-21) (55951) Rough Country Take your truck to new heights with Rough Country's 4.5-inch Suspension Lift! This all-inclusive kit comes with everything you need for a total trasnformation of your truck. Run up to 37in tires while preserving the smooth, factory ride quality with this impressive upgrade. This kit includes a set of lifted coil springs and ultra-durable, fabricated anti-wrap rear blocks that prevent binding and axle wrap. Best of all, this kit comes with your choice of Rough Country's N3, V2 Monotube, or Vertex Adjustable Reservoir shocks! Includes Rough Country's Lifetime Replacement Warranty**ALWAYS READIMPORTANT NOTES AND FITMENT SECTIONS PRIOR TO MAKING PURCHASE**Features- Easy bolt-on installation- Increased ground clearance- Levels the front with the rear of the vehicle- Radius arm drop brackets allow for properly set caster. Proper caster is crucial to maintaining factory handling and driveability.- Includes application valved shock absorbers which offer the best in balanced performance for on and off-road use.- Fabricated blocks are stronger and offer a longer lifespan than cast blocks.Important Notes- Does NOT fit gas engine models.- Does NOT fit single rear wheel models.- Rear wheels may require dually wheel sapcers- Does NOT fit manual shift transfer cases- Does NOT work on models equipped with Tremor Factory Trim Package- Does NOT fit 2020 models with 10-speed transmissionSpecsEst. Install Time6-8 hoursFront Components: - Lifted coil springs- Radius arm drop brackets- Driveshaft- Sway-bar links- Track bar drop bracket- Stabilizer relocation brackets- Pitman arm- Brake line brackets- Bumpstop spacers- HardwareRear Components: - Fabricated lift blocks- Brake line brackets- U-bolts- HardwareInstructionsClick Here for InstructionsFitment2017-2021 4WD Ford F-350 Super DutyRecommended Wheel & Tire Combinations Tire Wheel Bolt Pattern Offset Note (None)

Rough Country 6 Inch Lift Kit | DRW | FR D/S | Vertex | Ford Super Duty (17-21) (55951)

Code: 55951
$3,449.95
In Stock
  • FREE SHIPPING

  • 30 DAY RETURNS

  • LIVE SUPPORT

Take your truck to new heights with Rough Country's 4.5-inch Suspension Lift! This all-inclusive kit comes with everything you need for a total trasnformation of your truck. Run up to 37in tires while preserving the smooth, factory ride quality with this impressive upgrade. This kit includes a set of lifted coil springs and ultra-durable, fabricated anti-wrap rear blocks that prevent binding and axle wrap. Best of all, this kit comes with your choice of Rough Country's N3, V2 Monotube, or Vertex Adjustable Reservoir shocks! Includes Rough Country's Lifetime Replacement Warranty

**ALWAYS READIMPORTANT NOTES AND FITMENT SECTIONS PRIOR TO MAKING PURCHASE**

Features

- Easy bolt-on installation
- Increased ground clearance
- Levels the front with the rear of the vehicle
- Radius arm drop brackets allow for properly set caster. Proper caster is crucial to maintaining factory handling and driveability.
- Includes application valved shock absorbers which offer the best in balanced performance for on and off-road use.
- Fabricated blocks are stronger and offer a longer lifespan than cast blocks.

Important Notes

- Does NOT fit gas engine models.
- Does NOT fit single rear wheel models.
- Rear wheels may require dually wheel sapcers
- Does NOT fit manual shift transfer cases
- Does NOT work on models equipped with Tremor Factory Trim Package
- Does NOT fit 2020 models with 10-speed transmission

Specs

Est. Install Time

6-8 hours

Front Components:

- Lifted coil springs
- Radius arm drop brackets
- Driveshaft
- Sway-bar links
- Track bar drop bracket
- Stabilizer relocation brackets
- Pitman arm
- Brake line brackets
- Bumpstop spacers
- Hardware

Rear Components:

- Fabricated lift blocks
- Brake line brackets
- U-bolts
- Hardware


Instructions

Click Here for Instructions

Fitment

2017-2021 4WD Ford F-350 Super Duty

Recommended Wheel & Tire Combinations

Tire Wheel Bolt Pattern Offset Note
(None)

Take your truck to new heights with Rough Country's 4.5-inch Suspension Lift! This all-inclusive kit comes with everything you need for a total trasnformation of your truck. Run up to 37in tires while preserving the smooth, factory ride quality with this impressive upgrade. This kit includes a set of lifted coil springs and ultra-durable, fabricated anti-wrap rear blocks that prevent binding and axle wrap. Best of all, this kit comes with your choice of Rough Country's N3, V2 Monotube, or Vertex Adjustable Reservoir shocks! Includes Rough Country's Lifetime Replacement Warranty

**ALWAYS READIMPORTANT NOTES AND FITMENT SECTIONS PRIOR TO MAKING PURCHASE**

Features

- Easy bolt-on installation
- Increased ground clearance
- Levels the front with the rear of the vehicle
- Radius arm drop brackets allow for properly set caster. Proper caster is crucial to maintaining factory handling and driveability.
- Includes application valved shock absorbers which offer the best in balanced performance for on and off-road use.
- Fabricated blocks are stronger and offer a longer lifespan than cast blocks.

Important Notes

- Does NOT fit gas engine models.
- Does NOT fit single rear wheel models.
- Rear wheels may require dually wheel sapcers
- Does NOT fit manual shift transfer cases
- Does NOT work on models equipped with Tremor Factory Trim Package
- Does NOT fit 2020 models with 10-speed transmission

Specs

Est. Install Time

6-8 hours

Front Components:

- Lifted coil springs
- Radius arm drop brackets
- Driveshaft
- Sway-bar links
- Track bar drop bracket
- Stabilizer relocation brackets
- Pitman arm
- Brake line brackets
- Bumpstop spacers
- Hardware

Rear Components:

- Fabricated lift blocks
- Brake line brackets
- U-bolts
- Hardware


Instructions

Click Here for Instructions

Fitment

2017-2021 4WD Ford F-350 Super Duty

Recommended Wheel & Tire Combinations

Tire Wheel Bolt Pattern Offset Note
(None)
IMPORTANT COVID-19 NOTE: 
Our warehouses are open and continuing to ship orders. However, please note that nearly all automotive parts manufacturers, distribution centers, and logistics centers face backorders and delays in order fulfillment.
 
If an item is unexpectedly out of stock or delayed,  Trident Trucks will make an effort to notify the customer, provide order status updates, and expedite the fulfillment process. If you have any questions pertaining to your order status, please use the Contact link above. We thank you for your patience and understanding.
 
Product Availability

To check stock levels, use our Live-Chat feature or Contact page. See the Lead Times tab for average order fulfillment times by manufacturer.

Note that some items ship directly from the manufacturer. For these items, the manufacturer may not provide real-time inventory data to Trident Trucks and backorders are possible. If an item is unavailable, Trident Trucks will contact the buyer with an estimated ship date. In the event of excessive manufacturer backorders or delays, Trident Trucks may opt to cancel the order and provide a full refund.

Shipping

Trident Trucks provides shipping within the contiguous 48 states only. For orders outside of this area, please use the Contact page prior to placing your order. Items shipped by ground or LTL generally arrive within 1-5 days from date of shipment. Trident Trucks is not responsible for carrier shipping delays.

Returns & Refunds

Items in their original condition may be returned within 30 days from the date of purchase for a full refund. Items may NOT be returned once packaging has been opened or the item has been installed, otherwise used, or damaged. The buyer is responsible for all return shipping charges. Returns and refunds may be requested through the Contact page.

Note: Do NOT ship items back until you have received a return authorization, as items may be returned to a facility other than their point of origin. Refunds will generally be processed within 48 business hours of receipt at our warehouse in order to allow for inspection and processing.

Product Data
Trident Trucks provides product data (including but not limited to item descriptions, important notes, and fitment information) as a courtesy only. This information is provided by product manufacturers and is assumed to be accurate at the time of publishing. Though Trident Trucks may periodically audit and update some product information based upon manufacturer's published data revisions, Trident Trucks does not guarantee the accuracy of any product data. Trident Trucks reserves the right to update product data as necessary and without notice, and will not be held responsible for misprints, or changes/variations made by vehicle manufacturers. Customers should consult the product manufacturer's website for the most up-to-date product data.
 
Markdown & Open Box Items
Markdown and Open Box items are offered at a discount as they have either been overstocked, slightly damaged, and/or returned from a previous customer. Items are sold "as-is." Trident Trucks will indicate any damage found during the inspection process. Please note that this does not guarantee that all defects have been identified. Sales for all items in this category are final. No refunds, exchanges, or replacements are permitted. Some manufacturers may continue to warranty such items; however, the purchaser accepts that some manufacturers may not extend warranties to items in this category. Please refer to the individual product manufacturer's warranty page for details.

F.A.Q.
How do I request a return?
Use the Contact page, ensuring to include your order number, contact information, items for return, and reason for return. One of our team members will contact you with return shipping details and instructions. Additional information and documentation may be required.
Note: Some items must be returned directly to the manufacturer. Please do not ship items to Trident Trucks prior to return authorization and return instructions.

How do I request a replacement for a missing or damaged part?
Upon receipt, please inspect all orders for completion, accuracy, and damage. If packaging appears to be damaged, ensure to photograph the damage, as this may be required for a shipping carrier claim.
Use the Contact page, ensuring to include your order number, contact information, and description of the incorrect or damaged part(s). One of our team members will contact you to correct the issue.

What product warranties doesTrident Trucks offer?
Product warranties are solely offered by product manufacturers. Please refer to the product manufacturer's warranty statement. In the event of a warranty claim,Trident Trucks is available to assist with the manufacturer's required documentation. Please use the Contact page if assistance is required.
Estimated order processing times for in-stock items.
To check stock levels, use our Live-Chat feature or Contact page.
 
 Manufacturer Estimated Lead Time
BDS Suspension
1-2 Days
Morimoto 1-2 Days
ReadyLIFT Suspensions 1-7 Days
Rough Country 1-2 Days
Zone Offroad 1-2 Days