Detroit Speed FN988 Axle Shafts Torque Arm 31 Spline 4 Channel ABS Ready 070822DS

1993-1997 GM F-Body

Detroit Speed

SKU
070822DS
$769.95
Estimated Shipping Date: Aug 26, 2026
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As power levels climb, your axles need to keep up. Detroit Speed’s 31-Spline Axle Shafts provide the perfect balance of strength, precision, and reliability for 1993–1997 F-Bodies.
Developed for builders, tuners, and enthusiasts pushing performance to the next level, these axles ensure dependable torque transfer and durability under even the harshest track or street conditions.

ENGINEERED FOR STRENGTH

Forged from high-grade alloy steel and heat-treated for toughness, these axles deliver superior torsional strength and fatigue resistance. Compared to factory axles, the 31-Spline design delivers unmatched strength and torque-handling capability, built for serious performance demands.

BOLT-IN CONVENIENCE

These axles are designed for straightforward installation and perfect integration with Detroit Speed’s FN988 torque arm housing and rear suspension systems. The splines, bearing surfaces, and dimensions are engineered for OE-level fitment, ensuring a seamless upgrade without guesswork.

FEATURES & BENEFITS

  • Fits 1993–1997 Camaro & Firebird (Late 4th Gen F-Body)
  • Forged alloy steel for ultimate strength
  • Heat-treated & precision-machined for consistent performance
  • Direct-fit installation with OE-spec geometry
  • Compatible with Detroit Speed rear axle housings
  • Handles high-horsepower setups
  • Built to Detroit Speed standards for quality and performance heritage

FITMENT NOTES

  • Fits: 1993–1997 Chevrolet Camaro & Pontiac Firebird
  • Spline Count: 31
  • Bolt Circle: 5 x 4 ¾”
  • Stud Size: M12-1.5 Press in
  • Pilot Center: 2.775 in
  • ABS Compatible: 93-97 F-Body Tone Rings
  • Install Type: Direct-fit upgrade
  • Compatibility: Detroit Speed FN988 Torque Arm Housing
  • Applications: Pro Touring, Street, and Race

Specifications

  • Emission Code4
  • Axle Shaft Spline Quantity31
  • Axle StyleFN988
  • Bearing(s) IncludedYes
  • ManufacturerDetroit Speed
  • Product TypeAxle Shafts
  • QuantityPair
  • Axle End StyleGM Flush Mount Flange

FREQUENTLY ASKED QUESTIONS (FAQ’s)

What is the advantage of 31-spline axles?

31-spline axles offer increased surface area and strength over 28-spline designs, allowing them to handle more torque and horsepower.

Are these axles a direct replacement for factory axle housings?

NO. They are engineered to fit Detroit Speed torque arm rear axle housings for the 4th Gen F-Body applications from 1993 to 1997.

What material are these axles made from?

High-strength forged alloy steel, heat-treated for maximum durability and torsional rigidity.

Can I use these with the FN988 torque arm housing?

Yes. They are designed to pair perfectly with Detroit Speed’s FN988 housing for 4th Gen applications.

Who should use these axles?

Builders, fabricators, and enthusiasts seeking a stronger, more durable axle solution for high-performance or Pro Touring builds.