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Home >> Volkswagen >> 2018 >> Beetle S, 2D Hatchback >> Repair and Diagnosis >> External Pages >> Different car >> Section 114 (Wheel & Tire Guide (Hatchback) (1 Of 2)) >> 44 Wheels, Tires, Wheel Alignment >> General Information >> Tire Damage >> Radial Tires, Construction

Radial Tires, Construction

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Cross-Section of a Radial Tire 

Fig 1: Identifying Cross-Section Of A Radial Tire
GWWA44-10016Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Tread Block 
  2. Tread Groove 
  3. Tread 
  4. Nylon Ply 
  5. Belt Layers 
    • Consists mostly of steel.
  6. Bead Bundle 
    • Consists of steel wires vulcanized into rubber.
    • Make sure secure seating of the tire on the rim.
  7. Bead Filler 
  8. Wheel Flange Protection 
    • Protects the rim and tire from abrasion due to, for example, contact with the curb.
    • Tires with flange protection are designated by the abbreviation MFS.

The nylon ply -4-, belt layers -5-, bead bundle -6- and bead filler -7- form the carcass. The carcass is the "load-bearing structure" of the tire.

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