I don't think anyone can give you a very precise answer. There are too many variables: body length, side/front height, cab protection, lift angle, the truck's tires and suspension etc. Just as a SWAG, a tri-axle will typically have 18' or longer body with 4 1/2' or more front height.
Silkie eggs. The Silkie (sometimes alternatively spelled Silky) is a breed of chicken named for its atypically fluffy plumage, which is said to feel like silk.he Silkie bantam is the only variety of the Silkie, because a Silkie is one of the 7 bantam breed only. In some countries the silkie is known as a bantam breed while other countries the silkie is though as an optional bantam breed. Even though it is standardized.
Silkies come in both Bantam and Standard sizes. However, the Standard size itself isn't very big with Roosters averaging 4 pounds and hens averaging 3 pounds.The Bantam variety that is more common in the US and represented in the APA, lists Roosters at 36 oz and hens at 32 oz.ilkies come in both Bantam and Standard sizes. However, the Standard size itself isn't very big with Roosters averaging 4 pounds and hens averaging 3 pounds.