Bristol 406 Tires

Bristol 406 models from 1959, 1960, and 1961 are associated with two tire sizes: 175R16 and 600-16. Both sizes use a 16-inch rim diameter, but they are not the same type of tire. The 175R16 is a radial-size format, while the 600-16 is a traditional numeric bias-ply size used in period applications.

The practical decision is less about year and more about how the specific Bristol 406 is equipped and how you want it to drive. A car restored for period appearance may lean toward 600-16 bias-ply tires, while a car set up for radial use may suit 175R16. Check the tires currently on the car, measure the wheel, and compare with restoration records or marque guidance before making the final choice.

On a Bristol 406, 600-16 is a numeric bias-ply tire size. The 600 indicates a nominal section width of about 6.00 inches, and the 16 indicates the required wheel diameter in inches. For current Bristol 406 products in this size, the listed rim diameter is 16 inches, and the construction offered is bias ply.

That matters because 600-16 belongs to an older sizing system that does not read like a modern radial code. Buyers who want a period-correct stance, sidewall profile, and steering feel often look to this size first. Because the available products are bias-ply and tube-type in character, the wheel condition and tube setup should be checked carefully during installation.

A 1960 Bristol 406 has both 175R16 and 600-16 listed because the split is a construction and sizing-system difference, not a wheel-diameter change. Both sizes are associated with the same 16-inch rim diameter. One reflects radial fitment practice, while the other reflects traditional bias-ply fitment.

That means the correct choice depends on the individual car rather than the year alone. If the Bristol 406 has long been driven on radials, the wheel and setup may already be matched to that approach. If the goal is a more original driving character and appearance, 600-16 bias-ply tires may be the more appropriate direction.

For the listed 600-16 Bristol 406 products, the construction is bias ply and a tube is required. That is the important tube-related fitment point on this page. The 175R16 listing represents a radial format, but tube use should still be matched to the actual wheel design and the tire being installed.

Older collector-car wheels are not all alike, and tube requirements are tied to both tire construction and wheel configuration. If your Bristol 406 is running its original-style wheels, inspect the wheel condition, valve-hole type, and bead seat before fitting new tires. Tube selection should never be treated as an afterthought on a low-production hand-built car.

The Bristol 406 is associated with both 600-16 bias-ply tires and 175R16 radial tires, so either path can be relevant depending on the individual car. Bias-ply tires preserve an earlier period look and driving character, while radial tires generally reflect a more modern on-road feel. Both listed formats use a 16-inch wheel, so the decision is about construction as much as size.

A restoration aimed at authenticity often favors the bias-ply route, especially when appearance and steering response are part of the period presentation. A Bristol 406 driven regularly on modern roads may benefit from staying with a radial setup if the wheels and chassis are already sorted for it. Pick one approach for the full set rather than mixing styles across the car.

Yes, radial tires can change how a Bristol 406 feels compared with a bias-ply setup. The listed 175R16 radial format and 600-16 bias-ply format represent two different tire constructions with different ride, steering, and tracking characteristics. Even when the wheel diameter remains 16 inches, the car’s road manners can feel noticeably different.

Drivers who tour their Bristol 406 may prefer the more settled feel that often comes with radials, while owners focused on period response may prefer the traditional behavior of bias-ply tires. The key is consistency across the full set and an honest look at how the car will be used. Alignment, wheel condition, and suspension health matter more once you change construction type.

Mixing crossply and radial tires on a Bristol 406 is generally not a good practice. The two constructions flex differently, respond differently in corners, and can upset the balance of a car designed around a matched set. Since the Bristol 406 has both 600-16 bias-ply and 175R16 radial options, it is important to choose one construction strategy and keep it consistent.

A mixed set can make diagnosis difficult if the car wanders, tramlines, or reacts unpredictably under braking. On a specialist car like the Bristol 406, consistency in construction, size family, and inflation strategy is far more important than simply getting four tires mounted. If the car currently has a mixed set, treat replacement as an opportunity to return to a matched configuration.

A 1961 Bristol 406 can correspond to either 175R16 or 600-16, and both sizes are also listed for 1959 and 1960. Since both use a 16-inch rim, the key distinction is construction and size family rather than wheel diameter. The best first clues are the tire size currently fitted, the wheel type on the car, and whether the restoration goal is period-correct bias-ply presentation or radial road use.

Start by reading the existing sidewall markings and confirming that the wheel itself is a 16-inch wheel. Then compare the car against old service records, restoration photos, or marque-club guidance for that specific Bristol 406. Cars that have been maintained over decades sometimes move from one tire type to another, so the current setup should be verified rather than assumed.

Bristol 406 tire offerings in 600-16 include blackwall, wide whitewall, and double-whitewall sidewall styles. Blackwall choices appear across several brands and series, while whitewall and double-whitewall versions are also available in the same 16-inch numeric size. The listed radial 175R16 entry does not show the same range of sidewall-style detail here.

For many Bristol 406 owners, blackwall will be the most restrained and era-appropriate visual choice, especially on a British GT with understated styling. Whitewall options can still appeal when a buyer wants a particular restoration look, but the final decision should suit the car’s presentation, wheel trim, and overall period character. Sidewall appearance should be chosen alongside size and construction, not after them.

Bristol 406 tire listings include products from BFGoodrich, Coker Classic, Avon, Firestone, Ford Script, Excelsior, Lester, Goodyear, STA, and Camac. Those brands appear within the 600-16 fitment family and cover several bias-ply and specialty series. The range includes both passenger-style classic tires and more specialized military or utility tread patterns in the same size.

That variety makes it important to separate size from intended use. A Bristol 406 owner looking for a roadgoing grand touring presentation will usually focus on passenger-oriented tread and sidewall styles rather than military-pattern alternatives that happen to share the same size. Once the correct size family is settled, compare brand style, sidewall treatment, and series type to match the car’s purpose.

Bristol 406 listings in 600-16 span several tire series, including Silvertown Classic Bias Ply, Coker Classic Bias Ply, Firestone Classic Bias Ply, Tourist Crossply, Turbospeed Mk4, Deluxe All-Weather, Traction Mileage, Excelsior Bias Ply, Lester Classic Bias Ply, Firestone Classic Military, Firestone Military NDT, Military NDT, NATO CJ110, and Firestone Classic Truck. Those series reflect different tread styles, intended uses, and brand presentations within the same basic size. Some are clearly passenger-car oriented, while others are military or utility types.

For a Bristol 406, the useful comparison is not just size but series purpose. A classic passenger series is generally the better match for a roadgoing grand touring car, while NDT, military, NATO, or truck-type patterns suit a very different visual and driving brief. Series choice should support how the car will be shown, judged, and driven after installation.

A Bristol 406 should be stored in a cool, dry, dark space with the tires kept away from direct sunlight, electric motors, battery chargers, and ozone-producing equipment. Tire pressures should be checked before storage and kept at an appropriate level so the car does not sit on underinflated casings. If the car will be parked for a long period, moving it slightly from time to time helps reduce flat spotting.

Collector cars benefit from storage routines that protect both the tire and the wheel. If your Bristol 406 is on bias-ply tires, careful storage matters even more because long static periods can affect ride quality when the car goes back on the road. Clean, dry floors and proper weight distribution are simple steps that help preserve an expensive set of classic tires.

Tires on a Bristol 406 should be inspected at regular intervals even if the car is driven only occasionally. A visual inspection before each outing and a more thorough check several times a year is a sensible routine for a collector car. Look for sidewall cracking, uneven wear, impact damage, tread separation, embedded debris, valve issues, and any sign that the tire is not seated or aging evenly.

Low annual mileage does not eliminate tire aging, and infrequent use can hide problems until the car is back at speed. Bristol 406 owners should also inspect the wheels, tubes where fitted, and inflation pressures as part of the same routine. A careful pre-drive walkaround catches issues early and is especially important on a rare hand-built car that may sit for long stretches.

Tires on a Bristol 406 should be replaced whenever age, cracking, hardening, impact damage, irregular wear, or structural concerns appear, even if the tread still looks deep. Collector tires often age out before they wear out. A tire that looks presentable on a seldom-driven Bristol 406 can still be unsuitable for road use if the casing or rubber condition has deteriorated.

The practical rule is to judge the whole tire, not just the tread face. If the car has been in long-term storage, recently recommissioned, or acquired with an unknown maintenance history, a professional inspection should come before regular driving. Replacement intervals on collector cars are driven by time, storage conditions, and condition assessment far more than by miles alone.

Bristol 406 listings cover both 600-16 and 175R16 fitments, which places the model in a period where traditional bias-ply sizing and radial sizing can both enter the conversation. The available product range includes several bias-ply series in 600-16, but that does not reduce the question to one universal original-equipment answer for every car. On a specialist low-volume British model, the exact original setup should be matched to the individual car’s surviving records and marque references.

For restoration work, treat the listed sizes as the practical fitment envelope and then refine from there. If the goal is concours-level accuracy, compare chassis history, period photos, handbooks, and club expertise before settling on sidewall style and construction. Bristol 406 restoration standards are often shaped by details that matter less on higher-volume cars.

Yes, correct tire fitment can affect both presentation and perceived value on a Bristol 406. Size, construction type, tread style, and sidewall treatment all influence whether the car reads as authentically restored or casually assembled. Because the Bristol 406 sits in a narrow collector niche, knowledgeable buyers and judges often notice tire details quickly.

That does not always mean one universal answer for every restored car, but it does mean the choice should be intentional. A bias-ply 600-16 setup may better support a period-correct restoration, while a radial-equipped Bristol 406 may reflect a car prepared for regular road use. Marque clubs and period photography are especially useful when authenticity matters more than convenience.

Bristol 406 tire offerings in 600-16 include blackwall, wide whitewall, and double-whitewall styles. All three are physically available in the listed size, but they create very different visual results on the car. On a restrained late-1950s to early-1960s British GT, blackwall is often the most conservative restoration direction.

The right choice depends on the personality of the specific Bristol 406 and the restoration standard being pursued. Buyers aiming for a factory-like, understated appearance often start with blackwalls, while whitewalls may suit a car restored to a particular period look or owner preference. Tire sidewall style should be chosen as part of the full exterior presentation, not as an isolated trim decision.

A Bristol 406 can be driven on public roads with correctly sized, properly installed, and well-maintained collector tires, but safety depends on far more than matching the sidewall code. Construction type, age, wheel condition, inflation, alignment, and the overall mechanical state of the car all matter. A fresh, correctly selected tire is fundamentally different from an old or poorly matched one even if both carry the same nominal size.

For road use, the sensible approach is to match the tire to the way the Bristol 406 will actually be driven. A touring car on modern roads may call for a different setup philosophy than a show car used occasionally. Before meaningful road mileage, inspect brakes, steering, suspension, and the full tire installation so the car’s chassis and tire choice are working together.

Before driving a Bristol 406, check tire pressure, visible sidewall condition, tread condition, valve stems, wheel security, and general signs of age or damage. If the car uses 600-16 bias-ply tires, include the tube-type installation in that inspection routine. Also make sure the spare, jack equipment, and basic roadside provisions are suitable for the tire type fitted to the car.

A Bristol 406 is not the sort of collector car that benefits from hurried use after long storage. Let the inspection include steering feel, brake response, and any vibration in the first few miles, especially if the car has not been exercised recently. Catching a pressure loss or mounting issue early is far better than discovering it once the car is fully underway.

The appropriate speed for a Bristol 406 depends on the exact tire fitted, its age, condition, construction, and load, not simply on the car’s capability. A period-style bias-ply setup should be treated with more caution than a modern radial-style setup, especially if the car sees occasional rather than frequent use. Even on a grand touring car, the tire’s condition sets the real operating limit.

The practical takeaway is to build speed gradually and reserve sustained higher-speed driving for a Bristol 406 whose tires, wheels, and chassis have all been carefully inspected. Collector tires reward conservative use, especially after storage or recommissioning. Smooth inputs, moderate cruising, and regular pressure checks are a far better match for preservation-minded driving than trying to exploit the car’s full performance envelope.