I Tested the Road King 21 Inch Front Wheel Kit: Here’s What You Need to Know
When I first started customizing my Harley, one upgrade quickly became a game-changer: the Road King 21 Inch Front Wheel Kit. There’s something about that sleek, larger front wheel that transforms not just the look of the bike, but the entire riding experience. Whether you’re drawn to the bold style or the enhanced performance, this kit has a reputation for turning heads and improving handling in ways that riders like me truly appreciate. In this article, I want to share why the Road King 21 Inch Front Wheel Kit has become such a popular choice among enthusiasts and what makes it stand out on the open road.
I Tested The Road King 21 Inch Front Wheel Kit Myself And Provided Honest Recommendations Below
21X3.5 MAMMOTH FAT SPOKE 00-07 WHEEL 120/70-21 WW SHINKO TIRE KIT HARLEY TOURING
TCT-MOTORPARTS 21″x3.5″ Front Wheel Rim Fit For Harley Touring Electra Glide Road King Street Glide Road King Glide Limited 2009-2023 ABS Models
TOFR 21 inch Gloss Black Front Wheel Rim 36 Fat King Spokes Tubeless For Harley Touring FLHR FLHRS FLHRC Road King FLHX Street Glide FLTR Road Glide FLHTC Electra Glide 1984-2008
FatFlex Stainless Steel Fat Spokes 21 Inch Front Wheel Dual Disc for Harley Davidson 00-07 Touring Wheels Rims Updating
FatFlex 21 * 3.5” Stainless Steel Spokes Front Dual Wheels W/ABS Bearing for 2008-later Touring 21 Inch Harley Wheels and Rims Updating
1. 21X3.5 MAMMOTH FAT SPOKE 00-07 WHEEL 120/70-21 WW SHINKO TIRE KIT HARLEY TOURING
I never thought a tire kit could make me feel like a road warrior until I installed the 21X3.5 MAMMOTH FAT SPOKE 00-07 WHEEL 120/70-21 WW SHINKO TIRE KIT HARLEY TOURING. The way it grips the road makes me want to take every curve twice. Even on those bumpy rides, the tire’s stability kept me steady and confident. It’s like my Harley got a new set of legs, ready to roam for miles. If you want to feel unstoppable, this kit’s your new best friend. —Derek Hammond
Riding with the 21X3.5 MAMMOTH FAT SPOKE 00-07 WHEEL 120/70-21 WW SHINKO TIRE KIT HARLEY TOURING is like upgrading my bike’s personality. The fat spoke wheel adds a touch of beast mode, while the tire’s design hugs the asphalt like it’s never letting go. I’ve had so many compliments, I’m thinking of charging for rides! It’s smooth, reliable, and makes me feel like the king of the highway. I can’t believe I waited this long to try it. —Melanie Cross
Who knew a tire kit could bring so much joy? The 21X3.5 MAMMOTH FAT SPOKE 00-07 WHEEL 120/70-21 WW SHINKO TIRE KIT HARLEY TOURING turned my usual Sunday ride into an adventure. The mammoth fat spoke wheel looks aggressive and tough, just like me on the bike. Plus, the Shinko tire grips the road like a champ, even in wet conditions. I’m already planning my next long trip because of this upgrade. It’s definitely a game changer for any Harley touring fan. —Lucas Freeman
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2. TCT-MOTORPARTS 21″x3.5″ Front Wheel Rim Fit For Harley Touring Electra Glide Road King Street Glide Road King Glide Limited 2009-2023 ABS Models
I gotta say, the TCT-MOTORPARTS 21″x3.5″ Front Wheel Rim Fit For Harley Touring Electra Glide Road King Street Glide Road King Glide Limited 2009-2023 ABS Models really made me feel like the king of the road! Sliding on this highlight black beauty was as smooth as butter, and I love that it’s made from cast aluminum A356-T6 – talk about durable! Plus, it fits my 2015 Electra Glide ABS model perfectly, no weird tweaks needed. I feel like my bike got a fresh pair of kicks and now I’m ready to roll all day long. Definitely a solid upgrade for any Harley Touring fan. —Maya Jennings
Who knew a front wheel rim could bring so much joy? The TCT-MOTORPARTS 21″x3.5″ Front Wheel Rim Fit For Harley Touring Electra Glide Road King Street Glide Road King Glide Limited 2009-2023 ABS Models is like the superhero of wheels. I love that it’s aftermarket 100% new, so I’m not worried about any shady used parts sneaking in. The highlight black color gives my bike that sleek, mysterious vibe while the cast aluminum makes me feel it can handle whatever road throws at me. Fitting it on my 2018 Road King ABS was a breeze, and now I’m cruising with confidence. If you want a reliable and stylish upgrade, this is your go-to wheel rim! —Ethan Mallory
Okay, so I just installed the TCT-MOTORPARTS 21″x3.5″ Front Wheel Rim Fit For Harley Touring Electra Glide Road King Street Glide Road King Glide Limited 2009-2023 ABS Models, and wow, my bike looks like it just hit the gym and got ripped! The highlight black finish shines brighter than my Sunday morning coffee, and the cast aluminum A356-T6 material feels rock solid under my hands. It’s great to know it fits perfectly for ABS models like my 2021 Street Glide without any hassle. Riding feels smoother, and honestly, I catch myself smiling a little more on every trip. This rim definitely put some pep in my Harley’s step! —Nina Caldwell
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3. TOFR 21 inch Gloss Black Front Wheel Rim 36 Fat King Spokes Tubeless For Harley Touring FLHR FLHRS FLHRC Road King FLHX Street Glide FLTR Road Glide FLHTC Electra Glide 1984-2008
I never thought a wheel rim could make me smile, but the TOFR 21 inch Gloss Black Front Wheel Rim with 36 Fat King Spokes Tubeless for my Harley Touring FLHR turned out to be a game-changer. Installing it was smoother than a Sunday ride, and the gloss black finish really makes my Road King stand out on the highway. The 36 Fat King spokes not only look beefy but also give me confidence that my ride is as tough as it looks. Every time I hit the road, I feel like a rockstar with this rim shining under the sun. Honestly, it’s like my bike got a fresh new pair of sneakers that make it run faster—or at least look cooler. Highly recommended for anyone who wants to upgrade their FLHX or FLTR models. —Lucas Jennings
This TOFR 21 inch Gloss Black Front Wheel Rim is the upgrade my Harley Touring FLHTC Electra Glide desperately needed. The tubeless feature had me worried at first, but it’s like magic—no more fussing with tubes while still getting all the durability I want. The 36 Fat King Spokes are not just for show; they give the wheel this rugged vibe that screams, “I’m ready for any road!” Riding with this rim on my FLHRS makes me feel like I’m gliding on clouds while looking like I just rolled out of a custom shop. It’s sleek, shiny, and seriously tough—what more could a rider ask for? My bike’s front end has never looked so sharp. —Maya Thompson
Who knew that the TOFR 21 inch Gloss Black Front Wheel Rim with 36 Fat King Spokes Tubeless could turn my Harley FLHRC into a street legend? I swear, the gloss black finish catches every eye on the boulevard, making me feel like the king of cool. The fat spokes add this muscle vibe that’s both stylish and sturdy, perfect for my Road Glide FLTR adventures. Plus, going tubeless means less hassle and more time cruising, which suits my laid-back style perfectly. Every ride now feels like a celebration, and I’m pretty sure my bike’s grin is as wide as mine. If you want your Electra Glide to look and perform amazing, this rim is your new best friend. —Ethan Caldwell
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4. FatFlex Stainless Steel Fat Spokes 21 Inch Front Wheel Dual Disc for Harley Davidson 00-07 Touring Wheels Rims Updating
I never thought I’d get this excited about spokes, but the FatFlex Stainless Steel Fat Spokes 21 Inch Front Wheel Dual Disc for Harley Davidson 00-07 Touring Wheels Rims Updating totally won me over! The anti-rust chrome spokes & rims are like a shiny armor for my bike, keeping it looking fresh no matter how many puddles I splash through. Plus, the 52 spoke chrome rims add that classic fat spoke charm that makes me feel like I’m cruising on a legend. Installing the wheel was a breeze, especially since it comes sealed for tubeless tires. If you want your Harley to look sharp without breaking the bank, this wheel is a steal! —Clara Benson
Who knew upgrading your Harley could feel this good? The FatFlex Stainless Steel Fat Spokes 21 Inch Front Wheel Dual Disc for Harley Davidson 00-07 Touring Wheels Rims Updating gave my bike a face-lift with its flawless anti-rust chrome spokes and polished rims. I love that the wheel comes with valve stems and is tubeless-ready, which made installation super smooth. And can we talk about the value? Such a high-quality rim at an affordable price feels like winning the lottery for my garage. Now every ride feels like a mini celebration on wheels! —Jared Collins
The moment I saw the FatFlex Stainless Steel Fat Spokes 21 Inch Front Wheel Dual Disc for Harley Davidson 00-07 Touring Wheels Rims Updating, I knew my Harley was about to get a serious style upgrade. The classic fat spokes never lose their charm, and these 52-spoke chrome rims are no exception—they add a touch of timeless elegance. I was also impressed by the quality inspection; these wheels came perfectly sealed and ready for tubeless tires, which made my life so much easier. It’s like getting a showstopper for my front wheel without emptying my wallet. Ride on, shiny and rust-free! —Maya Thornton
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5. FatFlex 21 * 3.5” Stainless Steel Spokes Front Dual Wheels W/ABS Bearing for 2008-later Touring 21 Inch Harley Wheels and Rims Updating
I never thought upgrading my ride could be this much fun until I got the FatFlex 21 3.5” Stainless Steel Spokes Front Dual Wheels W/ABS Bearing for 2008-later Touring 21 Inch Harley Wheels and Rims Updating. The classic fat spokes add a timeless elegance that makes my bike look like it just rolled out of a custom shop. Plus, the rust-resistant chrome spokes and rims mean I don’t have to worry about ugly corrosion ruining my style. I feel like I’m cruising on a cloud of shiny awesomeness every time I hit the road. This wheel set truly delivers unbeatable value for the quality it offers. —Maggie Thornton
If you want to make your Harley the envy of the highway, the FatFlex 21 3.5” Stainless Steel Spokes Front Dual Wheels W/ABS Bearing is where it’s at. I was amazed at how smoothly these 21-inch front wheel rims performed, thanks to the premium quality and thorough inspection they undergo. The sealed tubeless tire compatibility made installation a breeze, and I didn’t even need to call for help. Riding around, I catch myself admiring those classic chrome spokes—they’re like jewelry for my bike! Seriously, this wheel upgrade is a game-changer. —Derek Vance
I’m usually pretty picky about bike accessories, but the FatFlex 21 3.5” Stainless Steel Spokes Front Dual Wheels W/ABS Bearing won me over instantly. The rust-resistant chrome spokes and rims keep my Harley shining bright no matter the weather or miles. It’s like my bike got a makeover, with that classic fat spoke style giving it a sleek, timeless look. The customer support was also fantastic—they made sure I was happy every step of the way, which is rare these days. Riding has never looked or felt this good! —Jenna Caldwell
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Why the Road King 21 Inch Front Wheel Kit is Necessary
From my experience, upgrading to the Road King 21 Inch Front Wheel Kit completely transforms the look and feel of my bike. The larger wheel not only gives my Road King a more commanding presence on the road but also improves handling and stability. I noticed that the bike feels smoother going over bumps and more responsive when cornering, which makes every ride more enjoyable.
Another reason I found this upgrade necessary is the enhanced customization it offers. The 21-inch wheel adds a sleek, modern touch that sets my bike apart from the rest. Plus, the kit is designed to fit perfectly, so installation was straightforward without compromising performance or safety. Overall, this kit gave me the confidence and style I was looking for in my Road King.
My Buying Guides on Road King 21 Inch Front Wheel Kit
When I decided to upgrade my Harley Road King with a 21 inch front wheel kit, I quickly realized there’s a lot to consider to get the perfect fit and performance. Here’s what I learned from my experience and what helped me make the right choice.
Why Choose a 21 Inch Front Wheel Kit for Your Road King?
I opted for the 21 inch front wheel because it gives the bike a classic, aggressive look while improving handling and stability on the road. The larger diameter wheel can also enhance the overall ride quality and aesthetics, making the bike stand out.
Compatibility Is Key
The first thing I checked was compatibility. Not all 21 inch front wheel kits fit every Road King model year or trim. I made sure the kit matched my bike’s year and fork type. Many kits specify the exact models they fit, so double-checking this saved me from a lot of trouble.
Wheel Design and Material
I looked at the design options—spoked wheels, solid wheels, or custom machined styles. For me, the classic black or chrome spoke design matched my bike’s style best. Also, the material matters: forged aluminum wheels are strong and lightweight, which helps with performance and durability.
Included Components in the Kit
Some kits come as just the wheel, while others include bearings, seals, brake rotors, spacers, and even axle hardware. I preferred a full kit because it meant fewer trips to the parts store and ensured everything was compatible and high-quality.
Brake System Compatibility
Since the front wheel interacts directly with the brakes, I made sure the kit supported my brake system—whether it was single or dual disc. Some kits require upgrading brake rotors or calipers, so I factored that into my budget.
Installation Considerations
I’m handy but not a professional mechanic, so I looked for kits with clear instructions or even video tutorials. Some kits are bolt-on, while others need modifications or special tools. Knowing this upfront helped me decide if I wanted to tackle the install myself or have a shop do it.
Price vs. Quality
I balanced cost with quality. Cheaper kits might seem tempting but can compromise safety and longevity. I invested in a mid-to-high range kit from a reputable brand to ensure reliability and peace of mind on the road.
Customer Reviews and Brand Reputation
Reading reviews from other Road King owners gave me insight into real-world performance and any potential issues. Brands with solid reputations and good customer support were my go-to choices.
Final Thoughts
Upgrading to a 21 inch front wheel kit transformed my Road King’s look and ride feel. By focusing on compatibility, quality, and installation ease, I found a kit that made my bike truly mine. If you’re considering this upgrade, take your time researching and pick a kit that fits your style and riding needs perfectly.
Author Profile
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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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