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Qa1

QA1 87-89 Ford Mustang Level 3 Drag Kit w/ Shocks (Bundled Kit)

SKU: QAPDK43-FMM2

Suspension Handling Packages

qap5221,qap5255,qap52885,qapBAX102,qapMUK02,qapT121W,qapHD01-14150,qapRCK52409,qap52540...

Qa1

QA1 87-89 Ford Mustang Level 3 Drag Kit w/ Shocks (Bundled Kit)

SKU: QAPDK43-FMM2

Suspension Handling Packages

qap5221,qap5255,qap52885,qapBAX102,qapMUK02,qapT121W,qapHD01-14150,qapRCK52409,qap52540...

A$12,656.44
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

QA1 87-89 Ford Mustang Level 3 Drag Kit w/ Shocks

Part Type

Suspension Kit

Product Overview

Product Overview The QA1 Level 3 Drag Kit is a serious upgrade for any Fox Body Mustang owner drag racing their car. The kit includes a lightweight tubular K-member, drag race control arms, boxed trailing arms, rear sway bar, and front double adjustable coilovers and rear MOD Series coilovers. Tubular Front K-member These are designed to save weight and free up room in your engine bay. Weighing only 25lbs., it's 50% lighter than stock K-members and boasts improved geometry and durability. Interchangeable engine mounts, sold separately, offer flexibility for running factory or late model engines including Coyotes. Inverted Front Struts and Rear Coil-Overs Front struts feature an inverted cartridge design, large diameter shaft, and lightweight aluminum body for improved suspension performance. The lightweight, high-travel springs with proven spring rates optimize weight transfer, reducing 60-foot times and ET's These kits offer up to 2" lower than stock ride height adjustment to dial in the perfect stance. QA1 MOD Series rear coilovers are great for serious track cars looking for the ultimate tunability and performance. Lightweight Caster Camber Plates Aluminum caster camber plates improve Mustang handling and performance. Lighter and sleeker than steel, offer precision adjustment to fine-tune suspension geometry for straight line stability. Tubular Control Arms, Trailing Arms and Rear Sway Bar Tubular control arms, trailing arms, and rear sway bars solve flexing and bushing bind, allowing smoother suspension movement and straighter launches. Easy, Bolt-In Install Made in the USA Fitment Notes Engine mounts not included. QA1 offers several mounts for factory engines as well as popular engine swaps sold separately. For Fox Body: Kits for early year range Fox Bodies 1979-1986 will retain factory track width - narrow Kits for late year range Fox Bodies 1987-1993 will retain track width of the factory '87-'93 V8 cars - wide Not compatible with Cobra IRS

This is a group bundle consisting of:

ImageQtySKUMFR SKUUPCDescription
1xqapT121WT121W806990153890QA1 Spring Seat Nut Spanner Wrench - MOD Series
1xqapBAX102BAX102806990038968QA1 79-93 Ford Mustang 5.0L Bump Steer Kit
1xqap5288552885806990065193QA1 79-04 Ford Mustang Rear Sway Bar - 1in
1xqap52555255806990064592QA1 79-04 Ford Mustang Upper Adjustable Trailing Arms
1xqap52215221806990064325QA1 79-04 Ford Mustang/79-86 Mercury Capri Lower Boxed Trailing Arms
1xqapMUK02MUK02806990151667QA1 94-04 Ford Mustang (w/o Engine Mounts) Tubular K-Member
1xqap5254052540806990173836QA1 79-93 Ford Mustang Control Arm Kit Lower Race
1xqapHD01-14150HD01-14150806990174086QA1 79-89 Ford Mustang Proma Star Coilover Strut Kit Double Adjust 150lb/in.
1xqapRCK52409RCK52409806990174543QA1 79-04 Ford Mustang 12-095 Rear Pro-Coil Kit MOD-Adj

Bundled group items may ship from multiple locations and could have slightly longer transit times if parts are sourced from different warehouses.

Images in this listing may include individual and/or group shots of the products included in the bundle. Please refer to the table to see a breakdown of what is included. Click on a SKU to see individual item details.

For details on the individual components in this bundle, click here.

Data: v4.2 - Upd: 2026-11-08 22:40:52

Features

3 levels of kits to choose from for better launch, straight-line stability & consistent performance

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Brand:QA1
Description:QA1 87-89 Ford Mustang Level 3 Drag Kit w/ Shocks
Manufacturer Part Number:DK43-FMM2
Title:QA1 Suspension Kit DK43-FMM2
UPC:806990174024

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 14:00:37

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Qa1
StreetFX SKU qapDK43-FMM2
SFX Item ID 4563044
Accounting SKU qap-DK43-FMM2
Manufacturer SKU DK43-FMM2
Manufacturer UPC N/A
Alternative References DK43-FMM2, QA1-DK43-FMM2

Suspension Handling Packages, Level 3 Drag Racing, Coil Springs, Shocks/Struts, Rear Sway Bar, Not Compatible with Cobra IRS, Ford, Kit

QA1 Level 3 Drag Racing suspension kits furnish your vehicle with the ability for a better launch, straight-line stability, and consistent performance. These kits utilize high-quality parts engineered together as a system to take the guesswork out of choosing the right pieces to support your performance goals. Many feature QA1's MOD Series front drag suspension kit or MOD Series front or front and rear Pro Coil system matched with Drag Race control arms and additional components to equip your vehicle with race-winning performance. Choose the kit designed for your vehicle.

Product Attributes
BrandQA1
Manufacturer's Part NumberDK43-FMM2
Part TypeSuspension Handling Packages
Product LineQA1 Level 3 Full Vehicle Drag Racing Suspension Kits
UPC806990174024
Front Coil Springs IncludedYes
Rear Coil Springs IncludedYes
Rear Leaf Springs IncludedNo
Front Shocks/Struts IncludedYes
Front Shock TypeDouble adjustable coilover
Rear Shocks/Struts IncludedYes
Rear Shock TypeAdjustable coilover
Front Sway Bar IncludedNo
Rear Sway Bar IncludedYes
Rear Sway Bar ColorBlack
Rear Sway Bar TypeSolid
Rear Sway Bar Diameter (in.)1.000 in.
Rear Sway Bar Diameter (mm)25.40 mm
Tie Rod Sleeves IncludedNo
End Link Bushings IncludedNo
Rear Leaf Spring Bushings IncludedNo
Sway Bar Bushings IncludedNo
Upper Trailing Arms IncludedYes
Lower Trailing Arms IncludedYes
Trailing Arm Mount Braces IncludedNo
Panhard Bar IncludedNo
Torque Arm IncludedNo
Upper Control Arms IncludedNo
Lower Control Arms IncludedYes
Control Arm StyleTubular
Control Arm MaterialSteel
Control Arm ColorBlack
Front Strut Tower Bar IncludedNo
K-Member IncludedYes
K-Member Support Brace IncludedNo
Rear Strut Tower Bar IncludedNo
Subframe Connectors IncludedNo
Chassis Stiffener IncludedNo
Calipers IncludedNo
Rotors IncludedNo
Brake Pads IncludedNo
Brake Lines IncludedNo
Wheel Studs IncludedNo
Center Link IncludedNo
Spindles IncludedNo
Inner Tie Rod Ends IncludedNo
Outer Tie Rod Ends IncludedNo
Mounting Hardware IncludedYes
QuantitySold as a kit.
NotesKit will retain factory track width. Not compatible with Cobra IRS. Bump steer kit included.

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