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Hoosier Tire Adds New Spec Radial for Pro 4 Challenge

Hoosier Tire Adds New Spec Radial for Pro 4 Challenge

LAKEVILLE, IN – Hoosier is launching a new R55A radial slick for Pro 4 cars competing at Formula Race Promotions (FRP) events in 2021. The R55A’s lightweight design offers competitors of any experience level a well-balanced, high performance tire that provides good driver feedback and is forgiving at the limit.

The R55A compound has been race proven in multiple single seater applications at tracks across the U.S. and is known to deliver exceptional grip without compromising consistency or durability.

Below are the specifications for the new Pro 4 radials.

Item
 Number 

Tire Size

 Application 

Tread
 Width 

 Approx .
Dia

Approx.
Circ

Measured 
Rim

 Section 
Width

Compound

43354

200/540R13

Front

7.4”

21.3”

67”

9”

9.4”

R55A

43359

250/575R13

Rear

10”

22.7”

71.25”

10”

10.9”

R55A

 

 

The new R55A Pro 4 radials are expected to be in stock by March 15, 2021. For more information or to place an order, please contact your nearest Hoosier Racing Tire Distributor.

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