Skip to content
Boschma's Speed Shop
0 items in cart

Select your vehicle

Pick your year, make, model, and engine to see parts for your build.

Browse all parts

Only parts with confirmed fitment for your vehicle are shown. Don't see your vehicle? Ask us about fitment.

Cart

Your cart is empty.

Expanded product image

2015+ F150 Adjustable Lowering Kit, 4/8 Drop, POLY-BEARING, STREET STRIP

KellTrac

2015+ F150 Adjustable Lowering Kit, 4/8 Drop, POLY-BEARING, STREET STRIP

Price: $2,849.99
Vehicle info for your tune

Required so we can build your tune. Fill this out before adding to cart.

Product details

Verified vehicle fitment

  • 2015–2026 Ford F-150 (KellTrac suspension application)From KellTrac 2015+ F-150 listings (descriptions list 2015-2017, 2018-2020, 2021-2026).

Not sure it fits your build?

Ask the shop

Description

*THIS IS THE MOST POPULAR KELLTRAC SERIES OF F150 KITS - WHICH IS WHAT BUILT OUR NAME IN THE F150 MARKET*

This KellTrac 2015+ F150 Adjustable Lowering Kit for Ford F-150 Trucks was developed for the enthusiast looking for an improved stance and improved performance while also maintaining a comfortable ride. We have spent over 1 year testing and perfecting this setup which enables the end user to have more adjustment for a variety of surface conditions, more front shock travel, spherical bearing front and polyurethane rear mounts and valving that just flat out works with the Leaf Spring Suspension! This kit will instantly provide better performance and better looks, from the moment it is mounted. Whether you are daily driving, street racing, No-Prep racing or drag racing, this STREET STRIP Series F150 Lowering Kit utilizing Viking Shocks will significantly improve every aspect of your F-150 Truck!

KIT INCLUDES:

-Front Ride Height Adjustable, Double Adjustable Coilover System

-Front Coilover Conversion Mounts, Adjustable Shock Positioning!

-Front Control Arm Adjustable Camber Kit

-Rear Stock Location KellTrac TRIPLE ADJUSTABLE Viking Shocks

-Bilstein High-Density Foam Shock Bumpstops, Included Standard

-Monroe Shock Dust Boots, Included Standard

-Rear Leaf Spring "Flip Kit"

-Rear Pinion Angle Fix Kit

-Transmission Shim Kit (to use if needed)

-Rear EXTREMELY LOW-Profile Bumpstops

-New Rear Leaf Spring Mounting Hardware


FEATURES:

-Designed and Tested ONLY for STREET & DRAG STRIP applications

-Innovation by KellTrac, Viking Performance and UMI Performance!

-Assembled in house, ready for installation!

-KellTrac Specific VIKING BERSERKER Shock Valving, Stroke and Design for ultimate performance

-Custom Landrum Springs, spec to each application

-CNC Machined Lightweight Design

-Adjustable Compression and Rebound Valving

-Durable high-quality spherical bearing front coilover mounts for superior performance

-Durable High-Durometer Polyurethane rear shock bushings for superior ride comfort

-Precision fitment for maximized performance

BENEFITS:

-Increased front suspension travel over other options

-Helps promote traction on ALL SURFACES

-Unique ability to achieve optimal results on prep to no-prep

-Best valving for Leaf Spring Suspension

-Ride quality and performance adjustments

-Easy 3-5 hour installation

-Improves Handling, Traction and Feel

*EVERYTHING FOR INSTALLATION INCLUDED*

*CAN BE ADJUSTED TO SUITE YOUR RIDE HEIGHT GOALS*


NOTES:

-THIS KIT WAS NOT DESIGNED FOR TOWING

-IN SOME CASES, NOTCHING THE FRAME MAY BE REQUIRED

-MAX FRONT CAMBER ADJUSTMENT IS AROUND -2.00 DEGREES ON AVERAGE

(if you want less camber then you will need to buy adjustable upper arms or slot the holes)


Related parts

Shop all
  • S550 / S650 Mustang Adjustable Front Drag Strut and Rear Shock Kit

    KellTrac

    S550 / S650 Mustang Adjustable Front Drag Strut and Rear Shock Kit

    Price range: $1,699.99 – $2,029.95
  • Mopar Viking Front Coilover Kit, KellTrac Spec, LONG TRAVEL

    KellTrac

    Mopar Viking Front Coilover Kit, KellTrac Spec, LONG TRAVEL

    Price: $1,549.99
  • Mopar Viking Front Coilover Kit, KellTrac Spec, Assembled

    KellTrac

    Mopar Viking Front Coilover Kit, KellTrac Spec, Assembled

    Price: $1,499.99
  • Ford Explorer ST KellTrac Viking Rear Shocks, STREET, PAIR

    KellTrac

    Ford Explorer ST KellTrac Viking Rear Shocks, STREET, PAIR

    Price: $699.99