SKU: R25061100 | UPC: R25061100
H&R 2.50in I.D. Race Spring 6 Free Length/1100 Rate/2.95in/3352lbs
H&R 2.50″ I.D. Race Spring R25061100 delivers precision performance for custom coilover setups in drag racing road racing and motorsport applications. This main spring features 6 inch free length 1100 lb/in spring rate 2.95 inch solid height and 3352 lb block load. Built with high tensile strength wire it provides 15 percent less weight and 10 percent more travel compared to other springs for sharper handling and durability.
Key Features
- High Tensile Strength Wire Alloy: Allows thinner wire diameter for reduced weight while maintaining strength and supporting high loads up to 3352 lbs.
- Lightweight 54SiCr6 Steel: Crafted from special hf 54SiCr6 spring steel made in Germany for 15 percent lighter design and 10 percent increased travel over competitors.
- Precision Manufacturing: Advanced technology ensures consistent rates and lengths from 6 to 18 inches with rates tailored for exact tuning needs.
- Pre-Blocked Construction: Factory pre-blocked to eliminate settling or sagging under extreme motorsport conditions.
- Universal Race Compatibility: 2.50 inch inner diameter fits standard coilover shocks for drag road course and autocross builds.
Product Notes
- Designed exclusively for motorsport environments never use on public roads.
- Pair with H&R tender springs for maximum travel in high demand setups.
- Store in dry conditions to preserve steel integrity.
Installation Notes
- Professional installation recommended.
- Requires compatible 2.50 inch ID coilover struts or shocks with matching perches.
- Use threadlocker on adjustment collars and verify spring preload during setup.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | – | Motorsport Coilover Builds | Drag Road Race Autocross |
| 1980-2024 | Universal | Race Car Applications | 2.5″ ID Shocks |
Why Choose H&R?
- Over 50 years of German suspension expertise in race components.
- Lightweight high strength materials proven in professional motorsport.
- Most complete range of lengths and rates for custom suspension tuning.
Frequently Asked Questions
- Q: What coilover setups does R25061100 fit?
A: Fits any 2.50 inch inner diameter coilover shocks from brands like Bilstein QA1 or AFCO used in drag racing road racing and custom builds. - Q: What material is used in this race spring?
A: Made from lightweight hf 54SiCr6 spring steel with high tensile strength for durability under 3352 lb loads and extreme conditions. - Q: What warranty covers this spring?
A: Backed by H&R one year limited warranty against manufacturing defects when used in approved motorsport applications.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard tube 8in x 3in x 3in
- Weight: 3.2 lbs
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