Our part number system for Torflex Axles is very similar to that of the tubular axles. Please place your order according to the description based on the following information/example:

EX:12TF70-865E-EZ#12 Torflex,7,000 lb., 8 Bolt, 6.5″ Bolt Pattern, Electric Brake, E-Z Lube

12TF:  Model of Torflex Axle (# 8 , # 9 , # 1 0 , # 1 1 , # 1 2 , or # 1 3 )

70:      Capacity of Torflex Axle (70 = 7,000 lb. capacity)

865:    8 Bolt, 6.5 ” Bolt Pattern

E:        Type of Brake, if any (I = Idler, E = Electric, H = Single Serve Hydraulic, HY = Duo-Serve Hydraulic)

EZ:     Type of Lube (EZ = E-Z Lube, OIL = Oil)

It is also necessary that you give us the outside dimension of your frame and the starting angle of the trailing arm.