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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
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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

Request For Information

Have questions about QA1 2021+ Ford F150 4WD Single Adjustable Lowering Kit (3.5in-5.5in)? Fill out the form below and we'll get back to you by the next business day.
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