Wheel Fitment Guide

The Mammoth Fat 52 Spoke wheels are available for the following Harley-Davidson models, as well as all custom aftermarket frame applications.

• Softail Deluxe, Heritage & Fatboy Models (FL)
• 2000-05 Softail Standard, Custom & Night Train Models (FX)
• 2006+ Softail Standard, Custom & Night Train Models (FX06+)
• 2000-07 Touring Models (FLH07)
• 2008-12 Touring Models (FLH08+)

Below you will find a list of available sizes, and the applications which they fit. All sizes are in inches.

16x3.5 Front & Rear (FL, FLH07)

18x3.5 Front & Rear (FL, FLH07)

18x3.5 Front & 18x5.5 Rear (FX06+, FLH08+)

21x2.15 Front & 16x3.5 Rear (FX)

21x2.15 Front & 18x3.5 Rear (FX)

21x2.15 Front & 18x4.25 Rear (FX)

21x2.15 Front & 18x5.5 Rear (FX06+)

21x3.0 Front & 16x3.5 Rear (FL, FX, FLH07)

21x3.0 Front & 18x3.5 Rear (FL, FX, FLH07)

21x3.0 Front & 18x4.25 Rear (FL, FX, FLH07)

21x3.0 Front & 18x5.5 Rear (FX06+, FLH08+)

21x3.0 Front & 16x5.5 Rear (FLH08+)

21x3.5 Front & 16x3.5 Rear (FL, FX, FLH07)

21x3.5 Front & 18x3.5 Rear (FL, FX, FLH07)

21x3.5 Front & 18x4.25 Rear (FL, FX, FLH07)

21x3.5 Front & 18x5.5 Rear (FX06+, FLH08+)

21x3.5 Front & 16x5.5 Rear (FLH08+)

All wheels are available for purchase in sets or as single wheels. The following sizes are also available:

23x3.5 Front (requires modification of front fender)

18x8.5 Rear (240-250 tire)

18x10.5 Rear (280-300 tire)