Alfa Romeo 75 / GTA / Spider - LSD discs

Designed for Alfa Romeo ZF clutch-type limited slip differentials used with 105 / 115 transmission applications.

• Alfa Romeo 75 (1985–1992)
• Alfa Romeo 2000cc (1979–1982)
• Alfa Romeo GTA (1968–1975)
• Alfa Romeo Spyder (1966–1993)

*Please confirm differential type before ordering.

Stage 1 – Street Pack

• 4× clutch / friction discs
• 4× hardcore dog ear steel plates
• 2× preload shims

Ideal for restoring LSD performance and improving traction for fast road and spirited driving.

Stage 2 – Track Pack

• 4× clutch / friction discs
• 4× hardcore dog ear steel plates
• 2× preload shims
• 1× multi-variation ramp set

Designed for drivers who want stronger differential lock and adjustable performance for track and competition use.

• Improved traction
  Provides stronger lock and better power transfer to the driven wheels.
• Better differential response
  Improves vehicle stability and handling under acceleration.
• Longer clutch plate life
  Preload shims help reduce free play and extend service life.
• Ideal for motorsport
  Excellent choice for drift, drag, hill climb, historical rally and track use.

1. Perforated clutch plates

   The friction plates are perforated for improved cooling and oil flow, helping resist oil build-up between dog ear plates and maintain consistent performance under load.

2. High preload setup

   The preload shims provide approximately 100–110 Nm of initial torque, eliminating free play inside the differential and significantly extending clutch life.

3. Adjustable performance option

   The Stage 2 Track Pack includes a multi-variation ramp set for tuning differential locking characteristics to suit your driving style.

• Plug and play fitment
  Designed for direct installation into compatible Alfa Romeo ZF LSD units.
• Lifetime warranty
  Built for long-term reliability and performance.
• Track-tested design
  Developed for demanding use in motorsport and performance driving.
• Enhanced durability
  Improved clutch design and preload setup increase service life compared to standard factory parts.

For a step-by-step installation guide, watch our tutorial video: Alfa 75 LSD Installation Video

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