WESTLAKE off-the-road tyres are classified as follows by the Tire and Rim Association, Inc. (TRA).

EARTHMOVER TYRES (Dump Trucks and Scrapers)

TRA CODE	TREAD TYRE	ZC-RUBBER COOE
		Radial	Bias
E-2	Traction Regular	CM767 CM770	CB716
E-3	Rock Regular	CB760 CB761 CB768 CB765 CB792	CB715 CL728 CL729 E3/L3 EL27 CL736
E-4	Rock Deep Tread	CB763 CB765 CB771 CB768 CB775 CB791	CL735 EL29
E-7	Flotation

LOADER AND DOZER TYRES (Front-End Loaders and Dozers)

TRA CODE	TREAD TYRE	ZC-RUBBER COOE
		Radial	Bias
L-2	Traction Regular		CB716 G2/L2
L-3	Rock Regular	CB760 CB761 CB768 CB792	CL728 CL729 CL735 E3/L3
L-4	Rock Deep Tread	CB763	CL629
L-5	Rock Extra Deep Tread	CB773 CB790	EL27
L-4S	Smooth Deep Tread		CS730 SM03
L-5S	Smooth Extra Deep Tread		SM05

GRADER TYRES (Motor Graders)

TRA CODE	TREAD TYRE	ZC-RUBBER COOE
		Radial	Bias
G-2	Traction Regular	CB726	G2/L2 CB716

COMPACTOR TYRES

TRA CODE	TREAD TYRE	ZC-RUBBER COOE
		Radial	Bias
C-1	Smooth		CS726 SM03 SM05

INDUSTRIAL TYRES (Straddle Carriers, Transfer Cranes, Towing Tractors, Reach Stackers and Fork Lifts)

Caution

Never replace a tyre mounted on a vehicle with any tyre designed for a different type of vehicle. For example, you should never place an earthmover tyre on a loader.