Strange Engineering 35-Spline S-Trac Differential — Fits Ford 8.8 IRS

SKU: BJHW_N1882
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Strange Engineering

Strange Engineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Strange Engineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Advanced Traction for Ford 8.8 IRS

The Strange Engineering S-Trac Differential is the pinnacle of performance for Ford 8.8-inch Independent Rear Suspension (IRS) systems. Engineered for those who demand both street-friendly manners and track-ready performance, the S-Trac uses a sophisticated helical gear design to provide seamless torque transfer. Unlike traditional clutch-type limited slips, the S-Trac requires no maintenance and provides instant, smooth power delivery to both wheels.

Why Choose the S-Trac?

  • Spline Count: 35-spline for high-torque handling
  • Technology: Helical gear design for smooth, quiet operation
  • Durability: High-strength steel construction built for modern horsepower
  • Compatibility: Direct fit for Ford 8.8 IRS applications

This differential is the perfect upgrade for high-horsepower Mustangs and other Ford platforms utilizing the 8.8 IRS. It eliminates the unpredictable behavior of factory differentials, allowing you to put power down with confidence. Whether you are carving corners on a road course or launching at the drag strip, the S-Trac ensures that your power is utilized effectively without the chatter or wear associated with clutch-based units. Invest in the best differential technology for your vehicle and experience the difference in handling and acceleration. Discover the full range of high-performance drivetrain parts available at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Strange Engineering

Strange Engineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Strange Engineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Advanced Traction for Ford 8.8 IRS

The Strange Engineering S-Trac Differential is the pinnacle of performance for Ford 8.8-inch Independent Rear Suspension (IRS) systems. Engineered for those who demand both street-friendly manners and track-ready performance, the S-Trac uses a sophisticated helical gear design to provide seamless torque transfer. Unlike traditional clutch-type limited slips, the S-Trac requires no maintenance and provides instant, smooth power delivery to both wheels.

Why Choose the S-Trac?

  • Spline Count: 35-spline for high-torque handling
  • Technology: Helical gear design for smooth, quiet operation
  • Durability: High-strength steel construction built for modern horsepower
  • Compatibility: Direct fit for Ford 8.8 IRS applications

This differential is the perfect upgrade for high-horsepower Mustangs and other Ford platforms utilizing the 8.8 IRS. It eliminates the unpredictable behavior of factory differentials, allowing you to put power down with confidence. Whether you are carving corners on a road course or launching at the drag strip, the S-Trac ensures that your power is utilized effectively without the chatter or wear associated with clutch-based units. Invest in the best differential technology for your vehicle and experience the difference in handling and acceleration. Discover the full range of high-performance drivetrain parts available at GGCRACING.

Product Details

Product Description

About Strange Engineering

Strange Engineering engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Strange Engineering lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Advanced Traction for Ford 8.8 IRS

The Strange Engineering S-Trac Differential is the pinnacle of performance for Ford 8.8-inch Independent Rear Suspension (IRS) systems. Engineered for those who demand both street-friendly manners and track-ready performance, the S-Trac uses a sophisticated helical gear design to provide seamless torque transfer. Unlike traditional clutch-type limited slips, the S-Trac requires no maintenance and provides instant, smooth power delivery to both wheels.

Why Choose the S-Trac?

  • Spline Count: 35-spline for high-torque handling
  • Technology: Helical gear design for smooth, quiet operation
  • Durability: High-strength steel construction built for modern horsepower
  • Compatibility: Direct fit for Ford 8.8 IRS applications

This differential is the perfect upgrade for high-horsepower Mustangs and other Ford platforms utilizing the 8.8 IRS. It eliminates the unpredictable behavior of factory differentials, allowing you to put power down with confidence. Whether you are carving corners on a road course or launching at the drag strip, the S-Trac ensures that your power is utilized effectively without the chatter or wear associated with clutch-based units. Invest in the best differential technology for your vehicle and experience the difference in handling and acceleration. Discover the full range of high-performance drivetrain parts available at GGCRACING.

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