-9%
Sold out
QA1 LK01-FF04 complete single adjustable lowering kit for 2021-2025 F-150 4WD
QA1 single adjustable Pro Coil shock with rebound knob for F-150 4WD
QA1 front coilover installed on 2021+ F-150 4WD showing drop
QA1 rear flip kit and adjustable shock on lowered F-150 4WD
2021-2025 Ford F-150 4WD with QA1 5.5" drop and 22" wheels
Click to zoom in

QA1 2021+ Ford F150 4WD Single Adjustable Lowering Kit (3.5in-5.5in)

QA1
QAPLK01-FF04
806990233318
Lowering Kits
Out of stock
Lowering Kits, QA1, Suspension
$ 2,428.33 $ 2,191.95

SKU: LK01-FF04 | UPC: 806990233318

QA1 Single Adjustable Lowering Kit 3.5"-5.5" Drop - 2021-2025 Ford F-150 4WD (All Cabs, Excl. Raptor & Lightning)

This QA1 LK01-FF04 kit outfits 2021-2025 Ford F-150 4WD trucks with front and rear Pro Coil coilovers delivering a tunable 3.5 to 5.5-inch drop. Vehicle-specific valving in 6061-T6 aluminum monotube shocks improves cornering reduces body roll and maintains payload capacity for daily driving or track use. Bolt-on design uses factory mounts for straightforward install and 18-click rebound adjustment tunes ride firmness on all four corners.

Key Features

  • Single Adjustable Pro Coil System: 18 clicks of rebound damping on front coilovers and rear shocks for ride control from firm track settings to compliant street comfort.
  • Adjustable Front Drop: 3.5-5.5 inches via threaded body height and spring preload adjustments without disassembly.
  • Rear Drop Setup: 3.5-5.5 inches using included flip kit C-notch hangers and Pro Coil coilovers for matched stance.
  • Monotube Design: 2-inch OD bright anodized 6061-T6 aluminum bodies dissipate heat resist fade and cut weight versus twin-tube shocks.
  • Deflective Disc Valving: Digressive curve delivers smooth low-speed control with high-speed blow-off for potholes and jumps.

Product Notes

  • Full kit includes front/rear coilovers flip kit hangers shocks and hardware part number LK01-FF04 for 4WD models only.
  • Fits 2021-2025 F-150 4WD all cabs excludes Raptor Lightning EV and factory air suspension maintains near-factory payload.
  • Kit weight 135-145 lbs total professional alignment required post-install total package ships at 160-180 lbs.

Installation Notes

  • Professional installation recommended.
  • Bolt-on using factory points no cutting or welding rear flip kit relocates axle 8-12 hour typical time with basic tools.
  • Rebound adjustment tool included camber/caster adjustable by coilover perches.

This Part Fits

Year Make Model Submodel
2021-2025 Ford F-150 King Ranch
2021-2025 Ford F-150 Lariat
2021-2023 Ford F-150 Limited
2021-2025 Ford F-150 Platinum
2021-2025 Ford F-150 Police Responder
2021-2025 Ford F-150 SSV
2024-2025 Ford F-150 STX
2021-2025 Ford F-150 Tremor
2021-2025 Ford F-150 XL
2021-2025 Ford F-150 XLT

Why Choose QA1?

  • Proven leader in coilover systems engineered for late-model trucks like F-150.
  • Single adjustable damping simplifies tuning without complex electronics.
  • Lifetime warranty covers shocks against manufacturing defects made in USA.

Frequently Asked Questions

  • Q: Does this fit 2WD F-150 models?
    A: No this LK01-FF04 is 4WD specific use LK01-FF03 for 2WD.
  • Q: Compatible with factory 22-inch wheels?
    A: Yes clears up to 295/35R22 tires with stock or aftermarket wheels no rubbing.
  • Q: How is rebound adjusted and warranted?
    A: 18-click external knob on all four corners tool included lifetime warranty on shocks.

Shipping & Handling

  • Method: Freight truck (multiple boxes)
  • Availability: In stock - ships same or next business day
  • Packaging: Multiple cartons largest 60in x 20in x 12in
  • Weight: 160-180 lbs total
Read More
Read Less

Request For Information

Have questions about ? Fill out the form below and we'll get back to you by the next business day.
Lowering Kits

Lowering Kits

Welcome to our Lowering Kits collection, where performance meets style! Our expertly curated selection of lowering kits is designed to enhance your vehicle's appearance and handling, giving you the perfect balance between form and function. Why Choose Lowering Kits? Improved Handling: Lowering your vehicle's center of gravity can significantly enhance its handling and stability on the road. Enhanced Aesthetics: Achieve a sleek, aggressive stance that turns heads and sets your vehicle apart from the rest. Better Aerodynamics: Lowering your car can improve its aerodynamics, resulting in better fuel efficiency at higher speeds. Increased Tire Performance: A lower ride height can improve tire contact with the road, providing better grip and traction. Our Selection of Lowering Kits Browse through our extensive range of lowering kits, suitable for various makes and models. Each product in our collection is carefully selected for quality and performance. Here are some key features o...

View Lowering Kits Products
QA1

QA1

Shop All QA1 Coilovers, Shocks, Springs, Handling Kits & Suspension Components Browse premium QA1 suspension parts and performance components at Black Ops Auto Works, including coilover kits, shock absorbers, lowering kits, handling kits, suspension conversion systems, four-link systems, springs, struts, rod ends, linkage rods, tube adapters, and suspension hardware for muscle cars, trucks, street builds, drag cars, and pro-touring applications. QA1 is one of the most recognized names in the suspension category, known for engineering products that improve ride quality, adjustability, handling, weight transfer, and overall vehicle control. Why Choose QA1 Suspension Products QA1 products are built for enthusiasts looking to improve suspension performance on classic, street, strip, and performance truck platforms. Popular reasons customers choose QA1 include: Adjustable suspension tuning for street and track use Improved handling, ride control, and weight transfer Vehicle-specific...

View QA1 Products
Suspension

Suspension

Upgrade your vehicle with premium suspension parts and components from Black Ops Auto Works. This collection includes high-performance coilovers, shocks, struts, lift kits, lowering kits, control arms, air suspension systems, and suspension hardware designed to improve handling, ride quality, and durability for street, off-road, and racing applications. Suspension Parts from Top Performance Brands Shop industry-leading suspension brands trusted by enthusiasts and professionals, including: Bilstein shocks and suspension systems FOX suspension and coilovers ICON Vehicle Dynamics suspension King Shocks performance suspension KW Suspension coilover kits Silver’s NEOMAX coilovers Eibach springs and suspension components H&R lowering springs and coilovers Swift Springs performance springs ARB off-road suspension systems   These brands deliver proven performance for daily driving, performance builds, off-road applications, and motorsports use. Complete Suspension Components & Sys...

View Suspension Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×