Techking Tires Ltd. has added five sizes to its TK truck tire lineup.

The new sizes -- 7.50R16, 8.25R16, 9.00R20, 10.00R20 and 275/70R22.5 -- are available for the following lines:

1. TKDM S (drive/mix position service) -- 7.50R16 and 8.25R16.

2. TKAM S (all-position/mix service) --7.50R16, 8.25R16, 9.00R20 and 10.00R20.

3. TKBUS (city bus/all-position service) -- 275/70R22.5.

The TKAM S and TKDM S feature a "Super Stiffy" design for heavier-than-standard loads in certain territories. The TKBUS tire features extra rubber "for better impact resistance on (the) sidewall," according to the company.

Techking's TKAM C and TKDM C patterns are designed for regular applications.

For more information, visit www.techking.com.