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Qa1

QA1 79-93 Ford Mustang Control Arm Kit Lower Street Perform

SKU: QAP52740

Control Arms

QAP Control Arms...

Qa1

QA1 79-93 Ford Mustang Control Arm Kit Lower Street Perform

SKU: QAP52740

Control Arms

QAP Control Arms...

A$1,205.27
LAST ONE! Est Ship 3-5 days. In stock at 3 locations (5 available)

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Description

Control Arm - Eco-Comp - Tubular - Lower - Steel - Black Powder Coat - Ford Mustang 1979-93 - Pair

QA1 79-93 Ford Mustang Control Arm Kit Lower Street Perform

Additional Information

QA1 Street Lower Control Arms for 79-93 Mustang

Part Type

Suspension Control Arm Kit

Product Overview

Product Overview QA1's Mustang street control arms are the perfect combination of performance and style, offering lightweight, durable construction and a clean, sleek design that will enhance the look of your Mustang. Forged Ball Joint Housings A unique feature of the QA1 control arm is the forged ball joint housing. This provides exceptional reliability, strength, and durability. The low-friction ball joint ensures smooth operation, and the rebuildable, lightweight, and greaseable design makes maintenance a breeze. Polyurethane Bushings Compared to factory-installed rubber bushings, polyurethane bushings are stiffer and more resistant to deflection, providing enhanced stability and control. They also allow for freer movement, resulting in a more responsive ride. Additionally, greasable polyurethane bushings are much more durable than rubber, making them highly resistant to wear and tear. Lightweight Design QA1 street control arms were designed to be the strongest, best looking control arms on the market. And weighing less than 9lbs per arm, this makes them among the lightest control arms available. Easy, Bolt-In Installation Our commitment to thoughtful product design is evident in every product we produce, to deliver the highest level of performance, while ensuring trouble-free compatibility. Made in the USA QA1 control arms are proudly made in Lakeville, Minnesota. Fitment Notes Compatible with factory and QA1 K-members Coilover struts required, not compatible with factory coil springs Fox Body control arms include adapter for SN95 spindles

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb SKU Kit Title
qapHK42-FMM1 QA1 79-86 Ford Mustang Level 2 Handling Kit w/ Shocks (1x qap5221, 1x qap5255, 1x qap52892, 1x qapBAX104M, 1x qapMUK01, 1x qapHD01-12200, 1x qapRCK52407, 1x qap52740)
qapHK42-FMM2 QA1 87-89 Ford Mustang Level 2 Handling Kit w/ Shocks (1x qap5221, 1x qap5255, 1x qap52892, 1x qapBAX102, 1x qapMUK02, 1x qapHD01-12200, 1x qapRCK52407, 1x qap52740)
qapHK42-FMM3 QA1 90-93 Ford Mustang Level 2 Handling Kit w/ Shocks (1x qap5221, 1x qap5255, 1x qap52892, 1x qapBAX102, 1x qapMUK02, 1x qapHD02-12200, 1x qapRCK52407, 1x qap52740)

Data: v4.2 - Upd: 2026-11-09 11:13:55

Features

  • Correct outdated front end geometry
  • Designed for use with QA1 patented Ultimate Ball Joints
  • Easy bolt-in installation
  • Low friction bushings
  • Made in the USA
  • Optimized strength to weight ratio

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 79-93 Ford Mustang Control Arm Kit Lower Street Perform
Manufacturer Part Number:52740
Part Number:qap52740
Title:QA1 Suspension Control Arm and Ball Joint Assembly 52740
UPC:806990173850

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 16:17:53

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Qa1
StreetFX SKU qap52740
SFX Item ID 4095940
Accounting SKU qap-52740
Manufacturer SKU 52740
Manufacturer UPC 806990173850
Alternative References 52740, QA1-52740, QA152740

Control Arms, Front Lower, Tubular, Steel, Black, Ford, Pair

QA1 Ford Mustang control arms are an easy-to-install solution for increased strength and reduced front-end weight. Saving over 15 lbs. per set, these control arms are an ideal solution for your Mustang.

Offered in two configurations, QA1 Ford Mustang control arms are optimized for your intended use. Choose the street or race-style arms designed for your Mustang.
• Street:
-- QA1 Street control arms are engineered for performance. Great on vehicles primarily used for cruising and the street. They use a factory replacement ball joint for serviceability and polyurethane bushings for a smooth ride and reduced suspension bind.
• Race:
-- QA1 Race control arms are designed for drag racing, pro-touring, and autocross applications. They're equipped with QA1's exclusive X-Series chromoly rod ends and low-friction ball joints, giving you a wide range of wheel alignment settings while reducing friction.

Product Attributes
BrandQA1
Manufacturer's Part Number52740
Part TypeControl Arms
Product LineQA1 Ford Control Arms
UPC806990173850
Control Arm StyleTubular
Control Arm MaterialSteel
Ball Joint IncludedYes
Bushings IncludedYes
Control Arm ColorBlack
Ball Joint Plate TypePressed-in
AdjustableNo
Hardware IncludedNo
Bushing MaterialPolyurethane
QuantitySold as a pair.
NotesCompatible with factory and QA1 K-members. Coilover struts required, not compatible with factory coil springs.

Manufacturer Attributes
Title QA1 Suspension Control Arm and Ball Joint Assembly 52740
UPC 806990173850
Brand QA1
Manufacturer Part Number 52740
Manufacturer Designation QA1 52740 Street Lower Control Arm, 79-93 Mustang
Product Class Suspension Control Arm and Ball Joint Assembly
Construction/Type QA1 Street Lower Control Arms for 79-93 Mustang
Product Outline Correct outdated front end geometry
Optimized strength to weight ratio
Low friction bushings
Designed for use with QA1 patented Ultimate Ball Joints
Easy bolt-in installation
Made in the USA
Vehicle Brief QA1 Lower Control Arm
Market Description Product Overview QA1's Mustang street control arms are the perfect combination of performance and style, offering lightweight, durable construction and a clean, sleek design that will enhance the look of your Mustang. Forged Ball Joint Housings A unique feature of the QA1 control arm is the forged ball joint housing. This provides exceptional reliability, strength, and durability. The low-friction ball joint ensures smooth operation, and the rebuildable, lightweight, and greaseable design makes maintenance a breeze. Polyurethane Bushings Compared to factory-installed rubber bushings, polyurethane bushings are stiffer and more resistant to deflection, providing enhanced stability and control. They also allow for freer movement, resulting in a more responsive ride. Additionally, greasable polyurethane bushings are much more durable than rubber, making them highly resistant to wear and tear. Lightweight Design QA1 street control arms were designed to be the strongest, best looking control arms on the market. And weighing less than 9lbs per arm, this makes them among the lightest control arms available. Easy, Bolt-In Installation Our commitment to thoughtful product design is evident in every product we produce, to deliver the highest level of performance, while ensuring trouble-free compatibility. Made in the USA QA1 control arms are proudly made in Lakeville, Minnesota. Fitment Notes Compatible with factory and QA1 K-members Coilover struts required, not compatible with factory coil springs Fox Body control arms include adapter for SN95 spindles

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