13-05-10, 12:41 PM
According to '58 GMC Master Parts Book the following wheels were available for 1/2 ton trucks. I'm not sure they were all available for '59 Chevy trucks.
All have a 6 holes on 5.5" stud circle with a 3 21/32" center hole.
15 x 5.00K, 9/16" offset, Kelsey-Hays tubeless
15 x 5.50F, 0" offset, Kelsey-Hays tube type
15 x 5.50K, 9/16" offset, Kelsey-Hays tubeless
16 x 5.00K, 7/16" offset, Kelsey-Hays tubeless
17.5 x 5.25, 0" offset, Kelsey-Hays tubeless
All have a 6 holes on 5.5" stud circle with a 3 21/32" center hole.
15 x 5.00K, 9/16" offset, Kelsey-Hays tubeless
15 x 5.50F, 0" offset, Kelsey-Hays tube type
15 x 5.50K, 9/16" offset, Kelsey-Hays tubeless
16 x 5.00K, 7/16" offset, Kelsey-Hays tubeless
17.5 x 5.25, 0" offset, Kelsey-Hays tubeless