Fatboy: A Guide to the Harley Davidson Classic

Table of Contents

Introduction to the Fatboy

The Harley Davidson Fatboy is one of the most recognizable motorcycles in the world. It has been featured in numerous movies, TV shows, and advertisements over the years.

The Fatboy was first introduced by Harley Davidson in 1990 as a variation of their popular Softail motorcycle. The bike’s name comes from its wide rear tire, which measures 200mm across. This gives it a unique look that has become synonymous with the brand.

Over the years, the Fatboy has undergone several changes and upgrades. The original model was powered by an 80-cubic inch Evolution engine, but later models were equipped with larger engines such as the Twin Cam and Milwaukee-Eight.

Despite these changes, however, the basic design of the Fatboy remains largely unchanged. It still features a low-slung frame with a high handlebar and a classic cruiser-style look.

One of the things that sets apart Harley Davidson’s motorcycles is their attention to detail when it comes to customization options. The Fatboy is no exception – riders can choose from a wide range of accessories and upgrades to make their bike truly unique.

Overall, if you’re looking for a classic American-made cruiser motorcycle with plenty of power and style, you can’t go wrong with a Harley-Davidson Fatboy.

History and Evolution of the Fatboy Model

The Harley-Davidson Fatboy is a motorcycle model that has been around for more than three decades. It was first introduced in 1989 as part of the Softail series, which is known for its classic styling and modern features. Since then, the Fatboy has undergone several changes and upgrades to keep up with changing rider preferences.

One of the most notable features of the original Fatboy was its wide tires, which gave it a unique look and improved handling on rough terrain. The bike also had a low-slung design that made it easy to handle at high speeds. In addition, it featured a V-twin engine that provided plenty of power and torque.

In 1990, Harley-Davidson added an optional fuel injection system to the Fatboy, making it one of the first models to have this feature. This allowed riders to start their bikes easily in all types of weather conditions without having to worry about carburetor adjustments.

In 2007, Harley-Davidson redesigned the entire Softail line-up including Fat Boy with new frame technology that incorporated what they called Twin Cam 96B engines along with six-speed transmissions over previous five-speed transmissions in prior years’ models resulting in increased performance capabilities throughout RPM ranges compared against earlier versions where you could feel vibration on long rides or during higher speed cruising due mostly due little lower RPMs being available at those times for power output yet still retaining traditional looks even though weight reductions were attempted through lighter materials such as aluminum castings where possible but not compromising rigidity needed for optimal handling characteristics.

Another significant upgrade came in 2018 when Harley-Davidson released an entirely new version dubbed “Fat Boy 114.” The bike retained its classic style but received several modern touches such as LED lighting, keyless ignition, and a USB charging port. The engine was also upgraded to a more powerful Milwaukee-Eight 114 V-twin that provided 119 lb-ft of torque.

Today, the Fatboy remains one of Harley-Davidson’s most popular models. It continues to attract riders who want a classic-looking bike with modern features and excellent performance capabilities. Whether you’re cruising down the highway or touring through the countryside, the Fatboy is an excellent motorcycle option for riders looking for both style and substance.

Features and Specifications of the Fatboy

The Fatboy is a popular Harley Davidson motorcycle model that has been around for over three decades. Over the years, it has undergone various upgrades and modifications to improve its performance, comfort, and overall appeal. Here are some of the features and specifications of this iconic bike:


The Fatboy comes with a powerful Milwaukee-Eight 114 engine that produces up to 119 ft-lb torque at 3000 rpm. The engine is air-cooled and has four valves per cylinder, making it efficient in dissipation of heat.


The bike’s design is iconic in itself; riders can choose from several different color options including Vivid Black, Barracuda Silver Denim, Industrial Gray Denim & Black Denim. It also features a classic cruiser-style body with a large fuel tank (18 liters) capable of providing extended mileage during long rides.

Suspension System

The suspension system on this bike provides exceptional handling capabilities even on difficult terrain or rough roads thanks to its front forks being made from aluminum material coupled with rear mono-shock absorbers which come equipped with external preload adjustment allowing you to adjust the load depending on your riding preferences.

Battery Performance

In addition to having one of the most reliable engines available today – boasting high efficiency figures when compared against other bikes in its class- The Fatboy also comes equipped with advanced battery technology capable of delivering consistent power output even under heavy use conditions.

Safety Features

This Harley Davidson machine incorporates an array safety measures such as anti-lock braking systems (ABS) , traction control systems (TCS), LED lighting package providing better visibility while riding at night time among others so that you can have peace of mind while out on the road at all times.

The Fatboy has become one of Harley Davidson’s most popular models due to its impressive performance, classic styling, and advanced features. If you’re looking for a powerful cruiser that is built to last and ready for long road trips, this bike is definitely worth considering.

Riding and Handling the Fatboy

Riding the Fatboy is an experience that every biker should have. The bike has a low seat height, making it easy to reach the ground for riders of all sizes. The handlebars are positioned at a comfortable distance from the rider’s body, allowing for a relaxed riding position.

The suspension system on the Fatboy is designed to provide a smooth ride over any type of terrain. The front forks are telescopic and offer up to 5 inches of travel, while the rear shocks provide up to 4 inches of travel. This makes it possible for riders to take on rough roads without feeling every bump in their bodies.

The braking system on the Fatboy consists of dual-piston calipers and large rotors both in front and back wheels which provides ample stopping power when needed. Riders can feel confident when they need to slow down or come to a complete stop even under challenging conditions.

Handling-wise, the Fatboy is not as nimble as some other bikes in its class due mainly because of its weight but with practice one can easily maneuver this heavy machine through curves especially thanks to its powerful engine which helps keep things stable.

In terms of acceleration, there’s nothing quite like twisting open up that throttle on a Harley Davidson motorcycle, and this holds true for the Fat Boy model too! Its Milwaukee-Eight® 107 V-Twin engine produces an impressive amount of torque – enough so that many riders don’t even need first gear when starting off!

Overall, riding and handling your new Harley-Davidson® Softail® will be one exhilarating adventure after another – whether you’re cruising around town or taking long road trips across country!

Customization and Modifications for the Fatboy

The Harley Davidson Fatboy is a classic cruiser motorcycle that has been popular among riders for many years. One of the reasons why this bike is so beloved by its owners is because of how customizable it is. With a wide range of aftermarket parts and accessories available, you can easily modify your Fatboy to suit your needs and preferences.

One of the most popular customization options for the Fatboy is adding a new exhaust system. Upgrading to an aftermarket exhaust can improve performance, increase horsepower, and give your bike a more aggressive sound. There are many different types of exhaust systems available for the Fatboy, ranging from slip-on mufflers to full systems with headers.

Another way to customize your Fatboy is by changing out its handlebars. Swapping out the stock bars for something different can change the look and feel of your ride dramatically. Some popular options include ape hangers, drag bars, or even clip-on style bars.

If you’re looking to add some extra comfort to your ride, consider installing a new seat or adding backrests and saddlebags. These modifications can make long rides much more comfortable while also providing extra storage space for gear or luggage.

Other customization options include upgrading suspension components like shocks or fork springs, replacing wheels with custom rims, adding LED lighting kits or accent lights, installing high-performance air filters or fuel management systems -the possibilities are endless!

When it comes time to modify your Harley Davidson Fatboy be sure to choose reputable manufacturers who specialize in producing quality aftermarket parts designed specifically for this bike model- doing so will ensure that any changes made will perform as intended while maintaining factory reliability levels.

In conclusion: Customizing a Harley Davidson fat boy allows each rider personalization on their motorcycle making each one unique! From simple upgrades such as handlebars & seats all-the-way-through engine modifications; there’s no end when deciding on how to modify your fatboy. Just be sure to select reliable aftermarket parts for the best performance and safety of your motorcycle.

Maintenance and Care for the Fatboy

As with any motorcycle, proper maintenance is key to ensuring the longevity and performance of your Fatboy. Here are some essential maintenance tasks to keep in mind:

Oil Changes

Regular oil changes are crucial for keeping your engine running smoothly. Harley Davidson recommends changing the oil every 5,000 miles or six months – whichever comes first. Make sure to use high-quality synthetic or mineral-based oil that meets Harley-Davidson’s specifications.

Tire Maintenance

Checking your tire pressure regularly is important for both safety and tire life. You should also check your tires for signs of wear, such as cracks or bubbles on the sidewall.

Brake Checks

Your brake pads should be inspected at least once a year, although it’s a good idea to check them more frequently if you ride often. If they’re worn down beyond their recommended thickness, it’s time to replace them.

Battery Care

To keep your battery in good condition, make sure it stays charged throughout periods of non-use (such as during winter storage). Check the battery terminals periodically for corrosion and clean them if necessary.


Keeping your Fatboy clean not only helps preserve its appearance but can also prevent rust from forming on metal parts. Use a gentle soap and water solution when washing your bike – avoid using harsh chemicals that could damage paint or chrome surfaces.

By following these basic maintenance tips, you’ll help ensure that you get many years of enjoyment out of your Harley-Davidson Fatboy!

Conclusion and Final Thoughts on the Fatboy

In conclusion, the Fatboy Harley Davidson is a truly iconic motorcycle that has captured the hearts of riders for over three decades. This bike’s unique design, powerful engine, and smooth handling make it an ideal choice for those seeking a thrilling ride.

When it comes to performance, the Fatboy delivers in spades. Its Milwaukee-Eight 107 or 114 engine provides plenty of power to take on any terrain. The bike’s suspension system also ensures that riders can enjoy a smooth ride even over rough roads.

One of the things that sets the Fatboy apart from other motorcycles is its unmistakable style. The bike’s classic looks are instantly recognizable and evoke feelings of nostalgia in many riders. From its signature solid disc wheels to its wide handlebars and fat front tire, there’s no mistaking a Fatboy when you see one.

Overall, if you’re looking for a motorcycle that combines exceptional performance with timeless style, then look no further than the Fatboy Harley Davidson. It’s an excellent choice for both experienced riders and those just starting out on their biking journey. So why not book yourself a test ride today? We think you’ll fall in love with this incredible machine just like we did!

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