Strange S-Trac Differential Fits 9" Ford With 35 Spline Axles Requires Aftermarket 3.250" Bore Case

In stock
Regular price $1,095.00
Part Number: N1980

Application – Ford 9″ with 35 spline axles

Aftermarket 3.250″ bore case
Axles with 30 degree pressure angle

Strange 35 Spline S-Trac
This helical gear differential offers smooth and progressive power transfer
Superior design and quality make it ideal for the most abusive Street/Track applications

Torque Biased, Mechanical & Clutchless
• Maximizes traction and acceleration
• Dependable and maintenance free
• Quiet operation

Forged Steel Case Halves
• Heat treated
• Fully machined
• Provides a light, durable, and rigid unit

Internal Gear Pocket Geometry
• Minimizes stress risers
• Increases service life

Dry Film Solid Lubricant Coating
• Applied to thrust surfaces
• Minimizes component wear

9310 Steel Pinion Gears
• Chrome moly material
• Provides the ultimate in torque carrying capacity

Aggressive Gear Helix Angle
• Promotes superior torque bias
• Excels in situations of unequal traction

All Internal Gears Made from 9310 Steel
• Vacuum heat treated for superior strength
• Additionally cold treated to optimize fatigue life and reduce wear

Proven Quality
• Designed, machined, & assembled by Strange
• Materials made in the USA

Gear Lube
Will adversely affect unit operation and void warranty

Use Only Petroleum Based 85W-140 Gear Oil