Rickenbacker 8 Cyl. Tires

Rickenbacker 8 Cyl. stands as one of the more distinctive American performance-oriented automobiles of the mid-1920s, built during a short but memorable period when engineering ambition and advanced features helped separate premium cars from ordinary transportation. A 1926 Rickenbacker 8 Cyl. belongs to that transitional pre-war era, where powerful multi-cylinder touring and passenger cars could wear more than one tire sizing convention depending on configuration. Tire selection is not entirely straightforward here because the model is associated with two different size formats in the same year, one of them using an antique code that does not reveal wheel diameter at a glance. Before choosing a tire, the first step is to confirm whether the car carries 21-inch rims.

Rickenbacker 8 Cyl. Tire Size Guide

Rickenbacker 8 Cyl. uses 2 distinct tire sizes across the 1926 model year, and one of the most important details is that those sizes appear in two different sizing systems. The antique diameter-by-section format is present here, which means the leading number in that size code refers to the tire's outside diameter rather than the wheel diameter. That makes it especially important to confirm the actual rim size on the car before matching a tire.

33X6.001926Antique diameter-by-section

33X6.00 is an antique-style size listed for 1926 Rickenbacker 8 Cyl. applications. In this code, 33 is the tire's approximate outside diameter in inches and 6.00 is the nominal section width, while the rim diameter must be confirmed from the wheel because it is not contained in the size code. Choose 33X6.00 only if the car is already set up for that larger antique-format fitment and the wheel measurements support it.

600-211926Numeric bias-ply

600-21 is a numeric bias-ply size used on 1926 Rickenbacker 8 Cyl. fitments. The 600 designation indicates a nominal 6.00-inch section width and the 21 indicates a 21-inch rim diameter, with available products fitting rims listed at 3.00 to 3.75 inches wide. Choose 600-21 when the car carries 21-inch wheels and a period-style bias-ply tire is the goal; A tube is required.

Rickenbacker 8 Cyl. Tires by Year

The year listing below shows which tire sizes are associated with each Rickenbacker 8 Cyl. model year and helps narrow the correct fitment before you compare products. In 1926, two sizes are listed, so the specific wheel and configuration need to be checked rather than relying on the year alone. The leading number in antique-style sizing is the tire's outside diameter, not the wheel size, so confirm the rim diameter from the wheel itself when comparing 33X6.00 with 600-21 options.

Best Rickenbacker 8 Cyl. Tires for Sale

Available Rickenbacker 8 Cyl. tires span 2 brands across 3 products, covering the 600-21 size with both blackwall and wide whitewall styles. Confirm the exact size and 21-inch rim diameter on the car before selecting.

600-21 Products

These are the available products for 600-21.

Bias Ply

Lester | 600-21

Lester - Lester Classic Bias Ply

SidewallBlackwall
Rim Diameter21 in
Rim Width—
Weight20 lb
Max Load—
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Bias Ply

BFGoodrich 3.50 Inch Whitewall | 600-21

BFGoodrich - Silvertown Classic Bias Ply

SidewallWide Whitewall
Rim Diameter21 in
Rim Width3.00 - 3.75 in
Weight34 lb
Max Load1350@36 psi
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Bias Ply

BFGoodrich | 600-21

BFGoodrich - Silvertown Classic Bias Ply

SidewallBlackwall
Rim Diameter21 in
Rim Width3.00 - 3.75 in
Weight31 lb
Max Load1350@36 psi
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Frequently Asked Questions

The FAQ below focuses on the two different size systems used for the 1926 Rickenbacker 8 Cyl., how to identify the correct rim fitment, and what bias-ply construction means for restoration, road use, and long-term care.

Size Basics & Fitment

Rickenbacker 8 Cyl. uses two listed tire sizes for 1926: 33X6.00 and 600-21. The 600-21 size uses a 21-inch rim, and the available tires in that size are bias-ply products. The 33X6.00 size is an antique diameter-by-section code, so its wheel diameter is not stated within the size itself and must be confirmed from the actual wheel.

That means the correct choice depends on more than just the model year. Start by checking the wheels on the car, then compare the existing tire markings, wheel measurements, and any original paperwork tied to that specific Rickenbacker 8 Cyl. If the car already wears 21-inch wheels, 600-21 is the modern listing with available products on this page.

A 33X6.00 tire on a Rickenbacker 8 Cyl. uses an older antique sizing method. The first number, 33, refers to the tire's approximate overall outside diameter in inches, while 6.00 refers to the nominal section width. That first number is not the wheel diameter, which is the point that often causes confusion when comparing antique tires to later numeric sizes.

Because the wheel diameter is not built into the code, you need to verify the rim itself before matching a replacement. Owners working from an old casing or an unrestored wheel should measure carefully and compare the car's current setup against restoration records. That extra step prevents buying a tire that looks correct by code but does not match the wheel actually fitted to the Rickenbacker 8 Cyl.

A 1926 Rickenbacker 8 Cyl. can show both 33X6.00 and 600-21 because the model is tied to two different sizing conventions within the same year. One is an antique diameter-by-section format, and the other is a numeric bias-ply format tied to a 21-inch rim. That kind of overlap is common on mid-1920s cars where wheel and tire practices were still evolving.

The practical takeaway is that the year alone is not enough to choose a tire. Check the wheel diameter, compare the size stamped on any existing tire or tube, and verify whether the car has remained in original configuration through its restoration history. On a Rickenbacker 8 Cyl., that is the cleanest way to separate a true 600-21 setup from an antique-size fitment.

Rickenbacker 8 Cyl. tire listings here are bias-ply types, and the 600-21 products are treated as tube-type fitments. Antique and pre-war wheel and tire combinations of this kind normally depend on an inner tube rather than a modern tubeless arrangement. That is especially important with numeric bias-ply sizing and older wheel designs.

When replacing tires on a Rickenbacker 8 Cyl., inspect the rim condition and plan the tube, flap, and wheel service as part of the overall job instead of treating the tire alone as the complete assembly. A sound tube and a properly prepared rim help the tire seat correctly and reduce trouble on a collector car that may spend long periods parked between drives.

Buying the Right Tire

The safest way to confirm the correct tire size for a 1926 Rickenbacker 8 Cyl. is to inspect the wheels currently on the car, read any surviving size markings on the old tires or tubes, and compare that information with restoration paperwork or period service references tied to the same configuration. The key distinction is between 33X6.00 and 600-21, because they are not interchangeable by code alone.

If the car carries 21-inch rims, the listed replacement products point you toward 600-21. If the car shows an antique size marking instead, do not assume the first number is the wheel size. Measuring the wheel and reviewing the car's restoration history will usually settle the question quickly and prevent a mismatch between the tire ordered and the hardware on the Rickenbacker 8 Cyl.

Rickenbacker 8 Cyl. tires in the available 600-21 products come in both blackwall and wide whitewall styles. The blackwall options are offered by Lester and BFGoodrich, while the wide whitewall option appears in the BFGoodrich line. All of these are bias-ply tires sized for a 21-inch rim.

That gives a restorer some flexibility depending on the desired look of the finished car. Blackwall usually suits a more restrained or utilitarian presentation, while a wide whitewall creates a stronger period visual statement for a more formal restoration. The right choice for a Rickenbacker 8 Cyl. should follow the car's intended appearance rather than treating sidewall style as a purely cosmetic afterthought.

Rickenbacker 8 Cyl. tires in the available 600-21 listings come from two brands: Lester and BFGoodrich. The BFGoodrich offerings are part of the Silvertown Classic Bias Ply series, while the Lester option is part of the Lester Classic Bias Ply series. All are bias-ply tires intended for period-style fitment.

Brand choice on a collector car usually comes down to restoration goals, sidewall preference, and how closely you want the finished appearance to reflect a particular period look. Since the Rickenbacker 8 Cyl. is a 1920s automobile, many buyers weigh visual authenticity as heavily as simple size matching. Once the correct size and wheel diameter are settled, comparing the available brand and sidewall combinations becomes much easier.

Rickenbacker 8 Cyl. products in 600-21 are offered in two series: Lester Classic Bias Ply and Silvertown Classic Bias Ply. Both are bias-ply constructions built around period-correct sizing rather than modern radial geometry. The main visible difference within the listed products is sidewall presentation, with blackwall options in both series and a wide whitewall option in the Silvertown line.

For a Rickenbacker 8 Cyl. owner, that means the decision is less about changing tire technology and more about choosing the look and brand family that fits the restoration. If the car is being finished for period presentation, compare the sidewall style and overall appearance against photographs, judging standards, and marque references. Keeping the series choice aligned with the car's visual era will usually matter more than chasing unnecessary variation.

Maintenance & Longevity

Rickenbacker 8 Cyl. should be stored in a cool, dry, dark space with the tires kept away from direct sunlight, electric motors, ozone sources, and standing moisture. A pre-war collector car benefits from clean floors, stable temperature, and properly inflated tires so the casing is not left under unnecessary stress. Long stationary periods can create flat spotting and age-related stress in bias-ply construction.

If the Rickenbacker 8 Cyl. sits for extended periods, move it occasionally or use stands in a way that protects both the tires and the suspension. Keep the wheels straight, avoid parking on contaminated concrete, and inspect the sidewalls before and after storage seasons. Good storage habits often do as much for tire life on a low-mile collector car as the driving itself.

Tires on a Rickenbacker 8 Cyl. should be inspected before every drive and more thoroughly several times during the season, even if the car covers very few miles. Collector cars often age their tires through time, storage conditions, and inactivity rather than simple tread wear. On a pre-war bias-ply setup, sidewall cracking, bead condition, tube-related issues, and uneven seating deserve special attention.

A practical routine is to check inflation, visible cracking, cuts, bulges, and valve condition each time the car comes out of storage or goes on the road. Add a closer inspection whenever the wheels are removed or the car is serviced. With a Rickenbacker 8 Cyl., catching small age-related problems early is far better than discovering them after the car is already moving.

Tires on a Rickenbacker 8 Cyl. should be replaced when age, cracking, hardening, deformation, repeated air-loss problems, or structural concerns appear, even if the tread still looks usable. Collector tires can seem visually presentable long after the casing has lost the resilience needed for dependable service. Age matters at least as much as mileage on a pre-war automobile.

That is especially important on a show car that is driven only occasionally, because low use can hide deterioration rather than prevent it. Any tire with questionable history should be assessed conservatively, and any old spare should be judged by condition and age rather than appearance alone. On a Rickenbacker 8 Cyl., replacement timing should follow condition and specialist inspection, not tread depth by itself.

Restoration & Authenticity

Rickenbacker 8 Cyl. is associated here with two period-appropriate size references for 1926: 33X6.00 and 600-21. The currently available products shown are in 600-21 and use classic bias-ply construction, including Lester Classic Bias Ply and Silvertown Classic Bias Ply series. That tells you the car falls squarely into a period where more than one legitimate tire presentation can appear depending on configuration.

For a precise restoration, the correct original tire should be matched to the specific car rather than the model name alone. Surviving factory literature, period photographs, marque-club guidance, and original wheel measurements are the best references when deciding between antique-format and 21-inch numeric fitment. Those details matter on a Rickenbacker 8 Cyl. because the wrong size can alter both stance and authenticity.

Correct tire fitment can absolutely affect both the judging outcome and the perceived value of a Rickenbacker 8 Cyl. Tires influence ride height, sidewall profile, road stance, and the overall visual accuracy of the restoration. On a 1920s automobile, judges and knowledgeable collectors often notice whether the size, construction style, and sidewall presentation suit the car's era.

A Rickenbacker 8 Cyl. restored with the wrong size or an obviously mismatched sidewall treatment can look subtly off even to non-specialists. Matching the tire to the wheel diameter, body presentation, and period character helps the car read correctly from the ground up. If the car will be shown, compare your choice against recognized marque standards and period imagery before finalizing the setup.

Rickenbacker 8 Cyl. tires in the available 600-21 range are offered in blackwall and wide whitewall styles. Either can suit a 1920s restoration depending on the character of the individual car and the look being recreated. Blackwall gives a restrained period appearance, while wide whitewall creates a more formal and visually prominent presentation.

The best choice depends on how the specific Rickenbacker 8 Cyl. is being restored rather than on a universal rule. Cars restored toward touring practicality or understated authenticity often lean blackwall, while more dress-oriented presentations may favor whitewall. Period photos, sales literature, and club judging guidance are the right tools for settling that choice on a car intended for serious restoration work.

Safety & Road Use

A properly fitted, correctly inflated bias-ply tire can be suitable for limited public-road use on a Rickenbacker 8 Cyl., provided the car itself is mechanically sound and the wheels, tubes, brakes, and steering are in good condition. Tire safety on a 1926 automobile is never just about the casing alone. The entire vehicle system has to be considered together.

That means road use should be conservative and matched to the design limits of a pre-war car rather than modern traffic expectations. Before any regular driving, inspect the tire condition, confirm wheel fit, and make sure the chassis has been evaluated to the same standard as the tires. A Rickenbacker 8 Cyl. can be enjoyed on the road, but it should always be driven with vintage-equipment judgment.

Before driving a Rickenbacker 8 Cyl., check tire inflation, visible sidewall condition, wheel security, valve stems, and any signs of cracking, bulging, or uneven seating. On a pre-war bias-ply setup, it is also wise to look for evidence of tube problems, rim rust, or long-storage flat spotting. Those checks matter even if the car was driven recently.

A short walk-around before each outing can prevent most tire-related surprises. Pay special attention after winter storage, trailer transport, or a long period on display, because collector cars often develop issues while sitting still. On a Rickenbacker 8 Cyl., combining tire checks with a quick review of brakes, steering, and wheel bearings is the right habit before any meaningful road movement.

A Rickenbacker 8 Cyl. on period-style bias-ply tires should be driven at moderate speeds that respect both the tire construction and the capabilities of a mid-1920s automobile. Even with fresh reproduction tires, the handling, braking, and stability characteristics remain very different from a modern car. Safe speed is determined by the complete condition of the vehicle, not by engine power alone.

The practical approach is to drive a Rickenbacker 8 Cyl. smoothly, leave generous stopping distance, and avoid sustained high-speed operation. Bias-ply tires reward steady inputs and careful route choice rather than aggressive cornering or abrupt braking. Owners who treat the car as a preserved pre-war machine rather than as a modern highway car usually get the best balance of enjoyment and safety.