Ford Atlas Blackline Helical Lsd 16 spline (standard fitment)

Blackline Helical LSD – 16 Spline (Ford Atlas Axle)

A refined, road-focused helical limited slip differential designed to improve traction, stability and overall driveability in performance road cars using the Ford Atlas axle.

Unlike plated differentials, this helical unit delivers smooth, progressive torque transfer without harsh locking or sudden engagement — making it ideal for fast road and high-powered street builds.

Available for nationwide supply or professional in-house installation.

Built & Set Up In-House

✔ 35+ years axle and transmission experience

✔ Fast road proven

✔ Smooth, progressive road performance

✔ Professional workshop fitting available

All units are professionally supplied and set up by our in-house axle specialist.

Select your preferred build option below.

Workshop packages include professional setup on installation.

Most customers choose professional fitting for correct setup and long-term reliability. 

Available Options

• LSD unit only (supply only)

• LSD + Bearing Rebuild Kit

• LSD + Bearing Kit (Fitted – Axle Off Car)

• LSD + Full Axle Rebuild Package (we remove and refit)

Workshop fitting and complete axle builds available on request.

Why Choose a Helical LSD for Road Use?

• Automatic torque biasing to the wheel with grip

• Smooth, progressive engagement – no aggressive locking

• No clutch plates – minimal maintenance

• Quiet and civilised for road use

• Improved traction when exiting corners

• Manufactured from high-strength 8620 alloy steel

• Direct replacement for standard Atlas differential

This design provides improved traction without compromising road manners, making it far better suited to fast road use than traditional plated differentials.

Ideal For

• Fast road builds

•  Capris, Cortinas and kit cars

• Retromod projects

• High-powered road cars using the Atlas axle

Professional Installation Available

We operate a fully equipped workshop offering:

• Drive-in Installation
• Axle-off builds.
• Full atlas axle rebuilds
• Custom setup and gearing

Speak to us about your build requirements 

Unsure on Compatibility?

Not sure of your spline count or axle specification?

Contact us before ordering with your vehicle details and we’ll confirm the correct unit for your build.