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Firestone Deluxe Champion Motorcycle | 450-18

Expected Delivery - November 17, 2026

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450-18 Firestone Classic Motorcycle Blackwall Motorcycle Tire

Like many of the tires we offer, Firestone Deluxe Champion Motorcycle tires serve two purposes. It's an authentic tire for American motorcycle restorations from the 1930s and '40s, and it also appeals to custom motorcycle builders seeking the vintage look. The deep tread and smooth sidewall with raised black Firestone lettering is perfect for many styles of motorcycles, from stock Harley Davidsons to modified Honda, BSA, Triumph and many more! Restored classics, choppers, bobbers, cafe racers and much more. This tire covers it all and is available in seven sizes to fit 16-, 18- and 19-inch wheels. Sometimes called Firestone Champion Deluxe in other parts of the world, these tires are becoming insanely popular with custom bike builders everywhere.

Blackwall Tire

Since the introduction of carbon black rocked the tire industry, the original recipe for most tires has been a solid black sidewall. For classics and collector cars alike, it's hard to beat the no-nonsense appeal of a classic blackwall style tire. British sports car, classic truck and even hot rod enthusiasts love the way a nice period correct blackwall tire looks on their vehicles.

Bias Ply Construction

Bias ply tire construction is a method that was used from the 1900's through the 1970's on passenger cars and light trucks. Bias ply tires feature ply cords that run at a 45 degree angle to the bead, and overlap in a crisscross pattern, depending on how many ply layers are used. This creates a strong tire, but bias ply tires have a tendency to follow breaks or ruts in the pavement. Bias ply tires are the most authentic choice for classic car restorations and traditional hot rod builds. Coker Tire offers a huge variety of bias ply tires for many applications.

Firestone Classic Bias Ply Tires

Firestone Classic bias ply tires feature dozens of sizes and styles, making it one of the most popular authentic tire options for antique and classic cars, as well as hot rods and customs. You’ll find the Deluxe Champion and other models in this iconic product line.

Firestone Tires for Collector Vehicles

The vintage line of Firestone tires fits a wide range of cars, trucks and motorcycles built from the 1900's through the 1970's. Firestone Non Skid tires, Firestone Deluxe Champion tires, Firestone Wide Oval tires and many more famous styles and sizes are available to fit military vehicles, motorcycles and classic commercial trucks. With whitewalls, redlines, raised white letters and other classic sidewall styles, this product line is one of the most extensive and popular brands for classic cars.

Please Note

  • Tire mounted on wheel for demonstration purposes only. Wheel and other accessories are not included. Please note that dimensions listed (tread width, section width and overall diameter) are non-scientific and based on an inflated tire, mounted to a wheel. Dimensions may vary due to rim width and inflation pressure.
SPECIFICATIONS
SKU 72224
Weight 18.000000
Brand Firestone
Product Size 450-18
Tube Type or Tubeless Tube Type
Rim Diameter 18 inch
Tire Construction Bias Ply
Tire Series Deluxe Champion
Sidewall Style Blackwall
Motorcycle Sizes 450-18
Section Width (IN) 4.84
Rim Width (in) 2.15
Overall Diameter (IN) 27.4
Availability Date 2027-02-26T00:00:00Z

450-18 Firestone Classic Motorcycle Blackwall Bias Ply Motorcycle Tire

Frequently Asked Questions

Fitment & Compatibility â–¼

Will the Firestone Deluxe Champion Motorcycle 450-18 fit vintage motorcycles with 18 inch wheels? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 is designed for vintage motorcycles that use 18 inch wheels and traditional bias ply tire sizing. The tire uses a recommended 2.15 inch rim width, which matches many classic American and British motorcycle wheel setups from the 1930s through the 1960s.

Buyers should still confirm original factory tire specifications before installation. The tire’s 27.4 inch overall diameter and 4.84 inch section width can affect fender clearance, fork spacing, and ride height on some motorcycles. Checking fitment carefully helps maintain safe operation and supports period-correct appearance on restored motorcycles.

How does the Firestone Deluxe Champion Motorcycle 450-18 fit custom motorcycle builds? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 is popular with custom motorcycle builders because of its tall sidewall profile, smooth blackwall styling, and classic tread design. The tire works well on bobbers, choppers, cafe racers, and other vintage-inspired custom motorcycles seeking an authentic old-school appearance.

Its narrow profile also helps maintain clean spacing around forks and fenders on many custom builds. The traditional bias ply shape supports the stretched and balanced proportions commonly seen on custom motorcycles. Builders often choose this tire because it combines vintage appearance with practical street usability for classic-style projects.

How does tube type construction affect installation of the Firestone Deluxe Champion Motorcycle 450-18? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 uses tube type construction, which requires an inner tube during installation. Tube type tires are common on vintage motorcycles and help preserve original wheel and tire configurations from earlier motorcycle designs.

Correct tube sizing and careful mounting are important because damaged or pinched tubes can affect air retention and riding performance. Buyers should also inspect rim strips and wheel condition before mounting the tire. Proper installation supports long-term reliability and helps maintain safe riding conditions.

What should riders check before installing the Firestone Deluxe Champion Motorcycle 450-18? â–¼

Before installation, riders should confirm wheel diameter, rim width, suspension clearance, and original tire specifications for their motorcycle. The Firestone Deluxe Champion Motorcycle 450-18 is intended for motorcycles using traditional 18 inch bias ply tire sizing.

Buyers should also inspect spoke condition, rim strips, and tube compatibility before mounting the tire. Vintage motorcycles and custom builds may have limited clearance around forks or fenders, especially during suspension compression. Careful inspection before installation helps avoid fitment problems and supports predictable road behavior.

Tire Size Equivalents & Conversions â–¼

How does the Firestone Deluxe Champion Motorcycle 450-18 compare to modern motorcycle tire sizing? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 uses a traditional inch-based sizing system rather than modern metric motorcycle sizing. Vintage motorcycle tires generally use taller sidewalls and narrower tread profiles compared to many modern performance-oriented motorcycle tires.

Modern motorcycle tires may use lower aspect ratios and wider tread designs even when overall dimensions appear similar. Buyers restoring older motorcycles often prefer original inch-based sizing because it preserves authentic stance, steering feel, and suspension geometry. Maintaining correct vintage dimensions supports predictable handling and visual accuracy.

How does the overall diameter of the Firestone Deluxe Champion Motorcycle 450-18 affect speedometer readings? â–¼

The 27.4 inch overall diameter of the Firestone Deluxe Champion Motorcycle 450-18 influences how far the motorcycle travels during each wheel rotation. Taller tires travel farther per revolution, which may slightly affect speedometer accuracy on vintage motorcycles.

Using a tire with a significantly different diameter than the factory specification can change gearing characteristics and road speed readings. Maintaining the intended overall diameter helps preserve predictable performance and supports more accurate speedometer operation. Buyers restoring vintage motorcycles often prioritize correct tire diameter for this reason.

How does the Firestone Deluxe Champion Motorcycle 450-18 maintain period-correct sizing? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 follows traditional motorcycle sizing standards commonly used on American and British motorcycles during the middle decades of the twentieth century. Its dimensions and tread profile closely reflect original motorcycle tire designs from that era.

Maintaining original tire sizing helps preserve steering geometry, suspension movement, and authentic visual proportions. Vintage motorcycles were engineered around tall narrow bias ply tires, so maintaining correct dimensions supports predictable handling and factory-correct appearance. Buyers restoring period motorcycles often prioritize these details carefully.

Performance & Use Case â–¼

What type of riding is the Firestone Deluxe Champion Motorcycle 450-18 designed for? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 is designed for vintage motorcycle riding, relaxed cruising, collector events, and traditional street use. Its bias ply construction and deep vintage tread pattern reflect the riding characteristics commonly associated with motorcycles from the 1930s through the 1960s.

The tire is also popular on custom motorcycles such as bobbers, choppers, and cafe racers because it combines authentic styling with usable road manners. Riders looking for modern sport motorcycle handling may notice a more traditional riding feel, which closely matches the behavior expected from vintage motorcycles and classic custom builds.

How does the Firestone Deluxe Champion Motorcycle 450-18 perform during longer rides? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 performs well during moderate-length rides when properly inflated and maintained. Its tall sidewall profile helps smooth out road imperfections and contributes to comfortable vintage motorcycle cruising.

Bias ply tires generate more internal flex than many modern radial designs, which can increase heat buildup during long highway operation. Riders should maintain proper inflation pressure and moderate cruising speeds to help manage operating temperatures. These steps support long-term durability and more consistent riding performance during extended trips.

How does the Firestone Deluxe Champion Motorcycle 450-18 support authentic vintage motorcycle riding? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 recreates the traditional riding feel and appearance associated with motorcycles from the 1930s through the 1960s. Its bias ply construction, tall sidewall profile, and classic blackwall styling all contribute to an authentic vintage motorcycle experience.

Riders experience the slower steering response, smooth cruising behavior, and traditional road feel expected from older motorcycle designs. The raised black Firestone lettering also adds period-correct visual detail that appeals to both restorers and custom builders. These features help preserve authentic motorcycle character during riding and display.

Construction, Durability & Load Capacity â–¼

What construction type is used in the Firestone Deluxe Champion Motorcycle 450-18? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 uses traditional bias ply construction, which was commonly found on motorcycles throughout much of the twentieth century. Bias ply tires use overlapping internal cords arranged in a crisscross pattern that supports the tire’s tall sidewall shape and vintage appearance.

This construction style creates the authentic riding feel expected on vintage motorcycles and custom builds. The tire also maintains the rounded profile and sidewall appearance associated with classic motorcycle tire designs. Buyers restoring period motorcycles often choose bias ply tires to preserve correct handling and visual authenticity.

How durable is the Firestone Deluxe Champion Motorcycle 450-18 for regular riding? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 is durable for regular vintage motorcycle use when properly maintained and ridden within appropriate conditions. Its bias ply construction supports moderate-speed street riding and traditional cruising commonly associated with collector motorcycles.

Routine inflation checks, proper storage, and regular visual inspections help extend tread life and maintain consistent riding performance. Bias ply motorcycle tires are intended for vintage-style riding rather than aggressive modern sport use. Riders who maintain their motorcycles carefully often experience dependable long-term performance from properly cared-for tires.

How does the Firestone Deluxe Champion Motorcycle 450-18 maintain authentic vintage motorcycle construction? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 maintains authentic construction through its bias ply design, tube type setup, blackwall styling, and traditional tread pattern. These features closely replicate the appearance and behavior of original motorcycle tires from the 1930s through the 1960s.

The tire’s tall profile and vintage proportions also preserve correct motorcycle stance and steering geometry. Buyers restoring collector motorcycles often prioritize these authentic construction details because they affect both visual appearance and real-world riding behavior. This helps maintain historically accurate restorations and traditional road feel.

Installation & Maintenance â–¼

How often should inflation pressure be checked on the Firestone Deluxe Champion Motorcycle 450-18? â–¼

Inflation pressure should be checked regularly because bias ply motorcycle tires respond noticeably to pressure changes during normal operation. Proper inflation helps maintain stable handling, balanced contact patch behavior, and even tread wear during riding.

Low pressure increases sidewall flex and heat buildup, while excessive pressure can reduce ride comfort and traction. Riders should inspect tire pressure before longer rides and during major weather changes throughout the year. Consistent pressure maintenance helps improve both safety and tire durability.

How should the Firestone Deluxe Champion Motorcycle 450-18 be stored during long periods of non-use? â–¼

The Firestone Deluxe Champion Motorcycle 450-18 should be stored in a cool and dry environment away from direct sunlight and excessive heat. Long-term ultraviolet exposure and heat can accelerate rubber aging and affect overall tire durability.

Vintage motorcycles stored for extended periods may also develop temporary flat spots because of the tall bias ply sidewall design. Moving the motorcycle occasionally or using proper storage supports helps reduce stress on the tire structure. Proper storage helps preserve appearance and riding performance.

How can riders extend the life of the Firestone Deluxe Champion Motorcycle 450-18? â–¼

Riders can extend tire life by maintaining proper inflation pressure, checking alignment regularly, and avoiding excessive heat buildup during long rides. These practices help reduce uneven wear and preserve stable handling throughout the tire’s service life.

Proper storage and routine inspections also support long-term durability. Riders should inspect tread wear, sidewall condition, and tube integrity regularly because early maintenance helps prevent larger problems later. Careful ownership helps preserve both riding performance and authentic vintage appearance over time.

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