The Harley Davidson Front And Rear Axle Size Chart & Why It Matters

As a Harley Davidson rider, you may already know that many different models exist. And, with so many different models come many different axle sizes. So, how do you know which size axle is suitable for your bike? For this, you must understand the Harley Davidson axle size chart and its importance. It will help you choose the right wheel and axle for the motorcycle model. 

Many factors can influence the decision to change the size of the axle, such as the bike you ride, the terrain, and your preference. The most common Harley axle sizes are 25mm, ¾”, and 1”. Usually, a higher axle ratio will provide increased torque to the wheel. So, you will enjoy a better driving experience with the motorcycle. 

This blog will see all the charts about Harley Davidson motorcycle axles. It will help you identify which axle size you need to replace the old one. Also, you will know the benefits of using a customized axle for Harley motorcycles. 

3 Reasons Why Harley Davidson Axle Size Chart Is Important For Your Ride

When you get your Harley motorcycle, it comes with the OEM axle. Usually, the axle will last for years. However, after a couple of years of driving your motorcycle, the axle may get damaged or broken. So, you need to replace it. Others may wish to replace the axle of the motorcycle to improve its performance. 

There are three main reasons why the Harley Davidson axle size chart is essential for your ride:

The First Reason: Performance Improvement 

The right axle size will improve the performance of your motorcycle. A longer wheelbase will provide a smoother ride, while a shorter one will be more maneuverable. The right axle size will also improve the handling of your motorcycle. 

The Second Reason: Customized Look 

Choosing the proper axle size gives Harley an authentic look. Most touring motorcycles have a longer wheelbase with a more aggressive look. Alternatively, a shorter wheelbase will make it look more like a sport bike or a more laid-back look. It will set the tone for motorcycles. 

The Third Reason: Safe Riding Experience 

The right axle size will ensure that your motorcycle is safe to ride. For better stability, you need a longer wheelbase. On the other hand, a shorter wheelbase will be more agile. The correct axle size will also help evenly distribute the weight of the motorcycle.

Harley Davidson Axle Size Chart (Touring Models)

The touring motorcycles from Harley is made for long distance rides. You can easily ride these touring models and enjoy cross-country rides. These motorcycles often have a wider saddle with space for the pillion or second passenger. Plus, it has storage space making it ideal for your favorite tour. 

The common axle size for the touring models include 1”, ¾” and 25mm. 

Front Axle Size Chart

Year	Touring Models	Front Axle Size
08-17	All touring models with ABS, Dual Disc	25mm
08-17	All touring models without ABS, Dual Disc	25mm
08-17	All touring models with ABS, Single Disc	25mm
08-13	All touring models without ABS, Single Disc	25mm
00-07	All touring models, Dual Disc	1”
00-07	All touring models, Single Disc	1”
87-99	All touring models, Dual Disc	¾”

Rear Axle Size Chart

Year	Touring Models	Axle Size
09-17	All Touring Models with ABS	25mm
09-16	All Touring Models without ABS	25mm
08	All Touring Models with ABS	25mm
08	All Touring Models without ABS	25mm
02-07	All Touring Models	1”
00-01	All Touring Models	¾”
86-99	All Touring Models	¾”

Harley Davidson Axle Size (Softail Models)

Harley Softail models will offer brilliant aesthetics. They are hybrid of both touring and sports models. You will find them mostly popular among youths for their aesthetics and stylish look. Also, their front and rear axles have three different sizes like the touring models. 

Harley Front Axle Size Chart

Year	Softail Models	Axle Size
11-17	FLST Models with ABS, Single Disc	25mm
07-10	FLST Models (except FLSTS & FLSTF), Single Disc	25mm
07-10	FLST Modell FLSTF Models, Single Disc	25mm
00-06	FLST Models (except FLSTS), Single Disc	¾”
86-99	FLST Models (except FLSTS), Single Disc	¾”
00-07	EIST FLSTS Models, Single Disc	¾”
07-17	FXST Models (except FXSTS), Single Disc	25mm
00-06	FXST Models (except FXSTS), Single Disc	¾”
84-99	FXST Models (except FXSTS), Single Disc	¾”
00-06	FXSTS Models, Single Disc	¾”
93-99	FXSTS Models, Single Disc	¾”
08-11	FXCW Rocker Models, Single Disc	25mm

Rear Axle Size Chart

Year	Softail Models	Axle Size
11-17	FLST Models with ABS (except FLSTF)	25mm
08-17	FLST Models without ABS	25mm
00-07	FLST Models (except 2007 FLSTF)	¾”
86-99	FLST Models	¾”
08-17	FLSTF Models	25mm
06-07	FLSTF Models	¾”
08-16	FXST Models	25mm
06-07	FXST Models	¾”
06	FXST Models	¾”
00-05	FXST Models	¾”
86-99	FXST Models	¾”
00-07	FXSTD Deuce	¾”
08-11	FXCW Rocker Models	25mm

Harley Davidson Front And Rear Axle Size Chart (VROD Models)

The VROD models are not as common as the touring models. You will find them with two axle sizes. It includes 1” and 25mm. 

Front Axle Size Chart

Year	VROD Models	Axle Size
08-17	All VRSC Models with ABS, dual disc	25mm
08-16	All VRSC Models without ABS, dual disc	25mm
00-07	All VRSC Models, dual disc	1”

Rear Axle Size Chart

Year	DYNA Models	Axle Size
08-17	All VROD Models with ABS	25mm
08-16	All VROD Models without ABS	25mm
00-07	All VROD Models with 18×8.50″ wheels	1”
00-07	All VROD Models with 18×5.50″ wheels	1”

Harley Davidson Axle Size (Dyna Models)

The Harley Dyna motorcycles are fan favorite for their look, performance and innovation. Harley have introduced a few iconic Dyna models from time to time. Henceforth, you should try to change their axle for a customized look and performance improvement. 

Front Axle Size Chart

Year	DYNA Models	Axle Size
08-17	FXD/FXDL/FXDB/FXDC Models, Single Disc	25mm
06-07	FXD/FXDL/FXDB Models, Single Disc	1”
04-05	FXD, FXDC, FXDB, FXDL Models, Single Disc	1”
04-05	FXD, FXDC, FXDB, FXDL Models, Dual Disc	1”
00-03	FXD, FXDC, FXDB, FXDL Models, Single Disc	¾”
00-03	FXD, FXDC, FXDB, FXDL Models, Dual Disc	¾”
91-99	FXD/FXDL Models, Single Disc	¾”
91-99	FXD/FXDL Models, Dual Disc	¾”
08-17	FXDF Models, Dual Disc	25mm
08-17	FXDWG Models, Single Disc	25mm
06-07	FXDWG Models, Single Disc	1”
00-05	FXDWG Models, Single Disc	¾”
93-99	FXDWG Models, Single Disc	¾”

Rear Axle Size Chart

Year	DYNA Models	Axle Size
08-17	All Dyna Models	25mm
06-07	All Dyna Models	1”
00-05	All Dyna Models	¾”
91-99	All Dyna Models	¾”

Harley Davidson Axle Size Chart (Fxr Models)

FXR models from Harley has only one size for its axle. It has 3/4” size for both the front and rear axle. So, for changing it you don’t need to be worrisome. 

Front Axle Size Chart

Year	DYNA Models	Axle Size
00-07	FXR Models, Single Disc	¾”
00-07	FXR Models, Dual Disc	¾”
84-99	FXR Mod FXR Models, Single Disc	¾”
84-99	FXR Models, Dual Disc	¾”

Rear Axle Size Chart (Fxr Models)

Year	FXR Models	Axle Size
00-01	All FXR Models	¾”
86-99	All FXR Models	¾”

Harley Davidson Axle Size Chart (Sportster Models)

Harley Sportster models are famous for their sporty and stylish appearance. The most common axle size chart for the Sportster models is 25mm and ¾ inches. Only one model has 1” axle size. 

Front Axle Size Chart

Year	DYNA Models	Axle Size
08-17	All XL Models (except Forty-Eight), Single Disc	25mm
10-17	XL Forty-Eight, Single Disc	25mm
00-07	All XL Models, Single Disc	¾”
00-07	All XL Models, Dual Disc	¾”
84-99	All XL Models, Single Disc	¾”
84-99	All XL Models, Dual Disc	¾”

Rear Axle Size Chart 

Year	Sportster Models	Axle Size
08-17	All XL Models	25mm
05-07	All XL Models	1”
00-04	All XL Models	¾”
86-99	All XL Models	¾”

What are the Consequences of Changing Axles in a Harley Bike?

The size of the axle will affect the handling of the motorbike. A bike with a larger axle will be more stable, while a bike with a smaller axle will be more agile. 

The terrain can also influence the decision to change the size of the axle. A bike ride on rough terrain will benefit from a larger axle, while a bike ridden on smoother terrain will benefit from a smaller axle.

The rider’s preference is also a factor to consider when changing the size of the axle. A rider who wants more stability might choose a larger axle, while a rider who wants more agility might choose a smaller axle.

Changing the size of the axle will also affect the suspension. A bike with a more oversized axle will have a stiffer suspension, while a bike with a smaller axle will have a softer suspension. 

The rider’s weight is also a factor to consider when changing the size of the axle. A heavier rider will benefit from a larger axle, while a lighter rider will benefit from a smaller axle.

Read More:

Harley Davidson Engine Size Chart
Davidson Tire Pressure Chart
Harley Wheel Interchange Chart
Harley Exhaust Fitment Chart Described

Conclusion

Once you know what size axle you need, you can purchase one from a Harley-Davidson dealer or an aftermarket supplier. In this case, purchasing an aftermarket axle is a good idea as they are more affordable than the items available at the Harley Davidson dealers.