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2002
Impreza WRX Struts
(These struts are sold separately, and are only available in the WRX STi Performance Suspension Kit) |
What is the compression Rate? | Front 2396 / 791 N, Rear 1668 / 690 N |
| What is the Rebound Rate? | 0.3m/sec | |
| What characteristics in under and over steering are affected by them? | The vehicle characteristics remain neutral when the suspension kit is | |
| What color are they? | Red. | |
| Are they rebuildable? | No, they are not rebuildable. | |
| Are they adjustable? | No, they are not adjustable. | |
| Who is the manufacture? | The manufacturer is Kayaba (KYB). | |
| What are the component sizes compared to stock? |
Strut piston diameter 39.92mm (Sti version) vs. 22.00mm (Stock) |
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| What process is done on them that make them better than the others? | The specifications for performance were derived from WRC Subaru Rally Car experience | |
| Will they work on other models? | No, they are designed specifically for the WRX and must be used with the complete WRX performance suspension kit. | |
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2002
Impreza WRX Suspension Spring
(This part is not sold separately, it is only available in the Performance Suspension Kit) |
What is the "Progressive Rate"? | Front 38.0 N/m, Rear 33.4 N/m |
| What is the "Roll"? | It will be less than the stock suspension system. | |
| What are the I/D's and O/D's | Inner diameter = 5.625", Outer diameter = 6.875" | |
| What is the "Free-Length"? | Rear (300mm), Front (270mm) | |
| Will there be a height difference? | Height remains the same. | |
| Will the be a stiffening difference? | Yes, there is a difference | |
| If so, what % will the stiffness be? | The system is stiffer than stock | |
| Who manufactures them for Subaru? | The front springs are manufactured by Mitsubishi-Seiko and the rear springs are manufactured by Nippon-Hatsujo. | |
| What material are they made of? | Steel. | |
| What process is done on them that make them better than the others? | The specifications for performance were derived from WRC Subaru Rally Car experience. | |
| Will they work on other models? | No, they are designed specifically for the WRX and must be used with the WRX performance suspension kit. | |