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Catalog: Main > Main Wheels & Brake Assemblies > I Series Internal Caliper Centrifugally Cast
This product also appears in: Main Wheels & Brake Assemblies

WI51S Wheel Assembly, 5.0" 1.25 TRB

5" Wheel Assembly with 'I' Series Caliper

Product Options

Price: $397.90



Product Description

MATCO mfg proudly announces a new five inch wheel and internal caliper brake assembly designed for the LSA market --the WI51S1.25.  This five inch wheel with a 1.25 inch tapered bearing was designed for use on Light Sport Aircraft and has a short boss for tighter installation to the gear leg


The WI51S1.25 is a five inch wheel with a 4.5 inch width with an additional 1.1 inch caliper spacing.  Bearing spacing is 2.48 inches and axle spacing is 1.57 inches.  The total weight of this wheel and brake assembly is about 5.9 pounds.  The bearing axle diameter is 1.25 inch.


The WI51S1.25 is centrifugally cast utilizing a 535.2 aluminum alloy for superior strength and corrosion resistance.This alloy provides a light weight wheel and affords many years of efficient performance.  The WI51S1.25 has a 1.25 inch tapered roller bearings with integral seals for a rugged, durable system.  This wheel features our new five inch I Series single piston brake assembly for excellent braking dynamics and easy brake maintenance allowing a brake reline to be done in a few minutes.  This wheel is designed to use 5.00-5 tires and tubes.


The WI51S1.25 is designed for the following standards:

Static Capacity

1420 LBS

Load Limit

1320 LBS

Maximum Accelerate/Stop Kinetic Energy

105000 ft-lb

Torque Rating (@450 PSI )

1980 in-lb


Search Filters: Wheel Type: CNT CAST AL, Caliper Spacing (B): 1.1, Kinetic capacity (FT LBS): 105000, Torque Rating (in lb @ 450 PSI): 1988, Caliper Type: 'I' Series Internal

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