Run flat tire support and colorant therefor

A method of installing a run flat tire (RFT) support on a wheel rim, comprising:

• a) selecting a wheel rim;
• b) selecting an RFT support suitable to the wheel rim based on a colored indicator formed on the RFT support, the colored indicator indicating at least one attribute of the RFT support, and the RFT support having a preformed RFT reinforcement molded therein;
• and
• c) installing the RFT support on the wheel rim.

A method of installing a run flat tire (RFT) support on a wheel rim, comprising:

• a) selecting a wheel rim;
• b) selecting an RFT support suitable to the wheel rim based on a colored indicator formed on the RFT support, the colored indicator indicating at least one attribute of the RFT support, and the RFT support having a preformed RFT reinforcement molded therein;
• c) selecting a tire suitable to the wheel rim;
• and
• d) disposing the RFT support at least partially between an interior surface of the tire and an outer periphery of the wheel rim.

A method of installing a run flat tire (RFT) support on a wheel rim, comprising:

• a) selecting a wheel rim;
• b) selecting an RFT support suitable to the wheel rim based on a colored indicator formed on the RFT support, the colored indicator indicating at least on attribute of the RFT support;
• and
• c) installing the RFT support on the wheel rim;
• the RFT support comprising at least one RFT reinforcement that comprises one effective layer and has a rigidity sufficient to deform about 20% or less when dropped from about two meters high to a hard surface when an axis of the reinforcement is substantially perpendicular to gravity.