After Years of Success with the Basic Street Series Suspension arms ISR Performance has released a higher end line of suspension providing better control and overall performance.
These are a great Arms for the street and track use.
Pro Series Improvements
- Japanese Spherical Rod Bearings
- Larger Rod Ends
- Rod End Dust Boots
- Thicker Materials
- Add Bracing
Same arms as used on Patrick Goodins Professional Formula Drift Race Car. Handling the abuse of 1000+hp!
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Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.