HKS Adjustable Cam Gear 4AGE — Fits 1985-1991 Toyota Corolla & 1985-1989 MR2

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SKU: HKS22004-AT001
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Sale price$194.01 Regular price$195.00
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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 HKS

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

Watch in action

Unlock 4AGE Potential with HKS

The legendary Toyota 4AGE engine deserves the best in precision tuning. The HKS Adjustable Cam Gear is the industry standard for enthusiasts looking to optimize the performance of their 1985-1991 Toyota Corolla and 1985-1989 MR2. By allowing for precise valve timing adjustments, this gear enables you to shift your power band, improve throttle response, and extract every bit of potential from your high-revving 4A-GE powerplant.

Why Choose HKS Cam Gears?

  • Precision-engineered for a direct fit on 4AGE engines.
  • Lightweight aluminum construction reduces valvetrain inertia.
  • Clear, easy-to-read markings for accurate timing adjustments.
  • Durable, hard-anodized surface prevents premature wear.
  • Ensures consistent timing under high-load racing conditions.

Whether you are building a naturally aspirated screamer or a forced-induction project, the ability to adjust your cam timing is critical. The HKS adjustable gear allows you to compensate for deck milling or aftermarket camshaft profiles, ensuring your engine runs at peak efficiency. Its robust locking mechanism guarantees your settings stay put, providing peace of mind during aggressive driving. Experience the difference that professional-grade tuning components make in your vehicle's performance. Upgrade your Toyota 4AGE setup with high-quality parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About HKS

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

Watch in action

Unlock 4AGE Potential with HKS

The legendary Toyota 4AGE engine deserves the best in precision tuning. The HKS Adjustable Cam Gear is the industry standard for enthusiasts looking to optimize the performance of their 1985-1991 Toyota Corolla and 1985-1989 MR2. By allowing for precise valve timing adjustments, this gear enables you to shift your power band, improve throttle response, and extract every bit of potential from your high-revving 4A-GE powerplant.

Why Choose HKS Cam Gears?

  • Precision-engineered for a direct fit on 4AGE engines.
  • Lightweight aluminum construction reduces valvetrain inertia.
  • Clear, easy-to-read markings for accurate timing adjustments.
  • Durable, hard-anodized surface prevents premature wear.
  • Ensures consistent timing under high-load racing conditions.

Whether you are building a naturally aspirated screamer or a forced-induction project, the ability to adjust your cam timing is critical. The HKS adjustable gear allows you to compensate for deck milling or aftermarket camshaft profiles, ensuring your engine runs at peak efficiency. Its robust locking mechanism guarantees your settings stay put, providing peace of mind during aggressive driving. Experience the difference that professional-grade tuning components make in your vehicle's performance. Upgrade your Toyota 4AGE setup with high-quality parts from GGCRACING.

Product Details

Product Description

About HKS

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

Watch in action

Unlock 4AGE Potential with HKS

The legendary Toyota 4AGE engine deserves the best in precision tuning. The HKS Adjustable Cam Gear is the industry standard for enthusiasts looking to optimize the performance of their 1985-1991 Toyota Corolla and 1985-1989 MR2. By allowing for precise valve timing adjustments, this gear enables you to shift your power band, improve throttle response, and extract every bit of potential from your high-revving 4A-GE powerplant.

Why Choose HKS Cam Gears?

  • Precision-engineered for a direct fit on 4AGE engines.
  • Lightweight aluminum construction reduces valvetrain inertia.
  • Clear, easy-to-read markings for accurate timing adjustments.
  • Durable, hard-anodized surface prevents premature wear.
  • Ensures consistent timing under high-load racing conditions.

Whether you are building a naturally aspirated screamer or a forced-induction project, the ability to adjust your cam timing is critical. The HKS adjustable gear allows you to compensate for deck milling or aftermarket camshaft profiles, ensuring your engine runs at peak efficiency. Its robust locking mechanism guarantees your settings stay put, providing peace of mind during aggressive driving. Experience the difference that professional-grade tuning components make in your vehicle's performance. Upgrade your Toyota 4AGE setup with high-quality parts from GGCRACING.

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