Fitment questions?
Call (855) 786-7101 or text (801) 304-3141.
Real people. Real answers.
Product details
The bare-finish one-ton Starlite 55 hub uses extended coarse studs for the specified racing wheel arrangement. Confirm the longer stud engagement and the one-ton bearing and axle combination before assembly. Wilwood Engineering designs and builds disc brake systems in Camarillo, California. Bill Wood established the company in 1977; it supplies brake rotors, calipers, master cylinders, valves, fittings and lines for specialized applications, street performance and motorsport. The complete brake system determines which individual components are appropriate.
Technical Details
- Manufacturer part number: 270-16772LS
- Product-page drawing references (inches): A = 3.570; D = 3.480; H = 2.650; M = 4.600; N = 2.930. Use the manufacturer drawing for the reference faces.
- Manufacturer bearing / race references: Inner Bearing: 370-16724; Outer Bearing: 370-16725; Inner Hub Bearing - Race: 370-16722; Outer Hub Bearing - Race: 370-16723. References identify compatible service parts and do not mean all bearings are included.
- Package configuration: One rear hub with the specified bearing-race arrangement
- Stud configuration: Long coarse studs, 1.38 inches longer than the standard version; verify wheel and nut engagement
- Bearing version: One-ton bearing-race arrangement; this describes the racing hub bearing package, not general truck interchangeability
- Component: Wide 5 - Starlite 55
- Position in the specified assembly: Rear
- Material: Aluminum
- Finish: Bare
- Wheel mounting pattern(s): 5 x 10.25 inches; separate from rotor or drive-flange attachment
- Wheel-stud thread: 5/8-11
- Rotor mounting arrangement: Direct
- Rotor interface: 8 x 7.00; this is not the wheel bolt circle
Fitment & Compatibility
For the specified Wide 5 racing spindle and wheel assembly. Match the bearing-race arrangement, drive flange or front cap, wheel-stud specification and separate rotor attachment. Use Wilwood’s current hub instructions for fastener selection and torque.
Wilwood component specifications · Manufacturer reference FL90 · Manufacturer reference FL537
PMB Performance can help identify the required brake component with over 20 years of parts experience. Send the kit details and original-part measurements.
