How long is shipping for Pro Shocks?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Pro Shocks?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Pro Shocks?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Pro Shocks?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

How long is shipping for Pro Shocks?

Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.

Pro Shocks

Pro Shocks A-Series Aluminum Twin-Tube Shock C5-R2 Valve — 12.50in-19.50in Universal

Name: Pro Shocks A-Series Aluminum Twin-Tube Shock C5-R2 Valve — 12.50in-19.50in Universal
Brand: Pro Shocks
SKU: BHLF_A752B
Price: 278.24 USD
Availability: InStock

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Pro Shocks

Pro Shocks A-Series Aluminum Twin-Tube Shock C5-R2 Valve — 12.50in-19.50in Universal

SKU: BHLF_A752B

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About Pro Shocks Pro Shocks engineers high-quality automotive parts and ...Read More

Price:

$278.24

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Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

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

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Sizing & Fit

About Pro Shocks

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

Pro Shocks A-Series Aluminum Twin-Tube Shock (C5-R2)

The Pro Shocks A-Series twin-tube shock is the gold standard for racers seeking a lightweight, high-performance suspension solution. Featuring a 2.00-inch OD aluminum body, this shock is designed to minimize unsprung weight while maximizing damping efficiency. The C5-R2 split valve configuration offers a specific tuning profile ideal for drivers looking to dial in their compression and rebound settings for specific track conditions.

Key Features & Performance

Construction: Twin-tube design for consistent damping
Material: Smooth aluminum body, gold anodized for longevity
Valving: C5-R2 split valve for tailored performance
Travel Specs: 12.50" compressed / 19.50" extended
Durability: Engineered for high-stress racing environments

This shock provides the structural integrity required for competitive racing while maintaining a smooth, predictable feel. The 12.50-inch compressed and 19.50-inch extended lengths make it a versatile choice for various suspension geometries. By choosing the A-Series, you are investing in a proven platform that helps maintain chassis stability and improves overall grip through the turns. Enhance your vehicle's performance with premium components from GGCRACING.