Moser Engineering Ford 9in Chromoly Spool 40 Spline — Unbreakable Racing Performance

SKU: BJFQ_5S9F40
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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 Moser Engineering

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

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The Pinnacle of Strength: Moser Ford 9in Chromoly 40 Spline Spool

When you're building a vehicle that demands absolute, uncompromising strength, the Moser Engineering Ford 9in Chromoly Spool with 40 Splines stands alone. This is the ultimate upgrade for the most extreme Ford 9-inch rear end applications, designed to handle record-breaking horsepower and torque figures. For professional drag racers, monster truck competitors, or anyone pushing the boundaries of automotive performance, this 40-spline spool represents the pinnacle of drivetrain durability.

Engineered for Unrivaled Durability

Moser's 40-spline chromoly spool is not just strong; it's virtually unbreakable. Forged from top-grade chromoly steel, it offers superior tensile strength and fatigue resistance, ensuring your drivetrain remains intact even under the most violent launches and sustained high-stress conditions. The massive 40-spline count provides an unparalleled contact surface with your axles, eliminating any potential for spline twist or failure, making it the strongest link in your power delivery system.

  • Ultimate Chromoly Construction: The highest grade material for maximum strength and resilience in extreme environments.
  • Massive 40-Spline Design: Provides the strongest possible axle engagement for unparalleled power handling.
  • Full Spool Configuration: Ensures 100% direct power transfer to both wheels, critical for competitive racing.
  • Precision Ford 9-inch Fitment: Engineered to integrate perfectly with the robust Ford 9-inch differential.
  • Moser Engineering Standard: Represents the apex of Moser's expertise in high-performance drivetrain components.

Dominate with 40-Spline Power

The decision to run a 40-spline spool is a commitment to absolute performance and reliability. This Moser Engineering Chromoly Spool is built for those who refuse to compromise, providing the peace of mind that your drivetrain can withstand anything you throw at it. It's the essential component for achieving consistent, winning results in the most demanding forms of motorsport. Elevate your build to professional standards and conquer any challenge with this extreme-duty spool, available at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Moser Engineering

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

Watch in action

The Pinnacle of Strength: Moser Ford 9in Chromoly 40 Spline Spool

When you're building a vehicle that demands absolute, uncompromising strength, the Moser Engineering Ford 9in Chromoly Spool with 40 Splines stands alone. This is the ultimate upgrade for the most extreme Ford 9-inch rear end applications, designed to handle record-breaking horsepower and torque figures. For professional drag racers, monster truck competitors, or anyone pushing the boundaries of automotive performance, this 40-spline spool represents the pinnacle of drivetrain durability.

Engineered for Unrivaled Durability

Moser's 40-spline chromoly spool is not just strong; it's virtually unbreakable. Forged from top-grade chromoly steel, it offers superior tensile strength and fatigue resistance, ensuring your drivetrain remains intact even under the most violent launches and sustained high-stress conditions. The massive 40-spline count provides an unparalleled contact surface with your axles, eliminating any potential for spline twist or failure, making it the strongest link in your power delivery system.

  • Ultimate Chromoly Construction: The highest grade material for maximum strength and resilience in extreme environments.
  • Massive 40-Spline Design: Provides the strongest possible axle engagement for unparalleled power handling.
  • Full Spool Configuration: Ensures 100% direct power transfer to both wheels, critical for competitive racing.
  • Precision Ford 9-inch Fitment: Engineered to integrate perfectly with the robust Ford 9-inch differential.
  • Moser Engineering Standard: Represents the apex of Moser's expertise in high-performance drivetrain components.

Dominate with 40-Spline Power

The decision to run a 40-spline spool is a commitment to absolute performance and reliability. This Moser Engineering Chromoly Spool is built for those who refuse to compromise, providing the peace of mind that your drivetrain can withstand anything you throw at it. It's the essential component for achieving consistent, winning results in the most demanding forms of motorsport. Elevate your build to professional standards and conquer any challenge with this extreme-duty spool, available at GGCRACING.

Product Details

Product Description

About Moser Engineering

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

Watch in action

The Pinnacle of Strength: Moser Ford 9in Chromoly 40 Spline Spool

When you're building a vehicle that demands absolute, uncompromising strength, the Moser Engineering Ford 9in Chromoly Spool with 40 Splines stands alone. This is the ultimate upgrade for the most extreme Ford 9-inch rear end applications, designed to handle record-breaking horsepower and torque figures. For professional drag racers, monster truck competitors, or anyone pushing the boundaries of automotive performance, this 40-spline spool represents the pinnacle of drivetrain durability.

Engineered for Unrivaled Durability

Moser's 40-spline chromoly spool is not just strong; it's virtually unbreakable. Forged from top-grade chromoly steel, it offers superior tensile strength and fatigue resistance, ensuring your drivetrain remains intact even under the most violent launches and sustained high-stress conditions. The massive 40-spline count provides an unparalleled contact surface with your axles, eliminating any potential for spline twist or failure, making it the strongest link in your power delivery system.

  • Ultimate Chromoly Construction: The highest grade material for maximum strength and resilience in extreme environments.
  • Massive 40-Spline Design: Provides the strongest possible axle engagement for unparalleled power handling.
  • Full Spool Configuration: Ensures 100% direct power transfer to both wheels, critical for competitive racing.
  • Precision Ford 9-inch Fitment: Engineered to integrate perfectly with the robust Ford 9-inch differential.
  • Moser Engineering Standard: Represents the apex of Moser's expertise in high-performance drivetrain components.

Dominate with 40-Spline Power

The decision to run a 40-spline spool is a commitment to absolute performance and reliability. This Moser Engineering Chromoly Spool is built for those who refuse to compromise, providing the peace of mind that your drivetrain can withstand anything you throw at it. It's the essential component for achieving consistent, winning results in the most demanding forms of motorsport. Elevate your build to professional standards and conquer any challenge with this extreme-duty spool, available at GGCRACING.

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