Duesenberg JN Tires

Duesenberg JN uses 750-17 for 1935, 1936, and 1937. All available products for Duesenberg JN in this group are built around a 17-inch rim diameter, and every listed option is bias-ply construction. Within that single size, the product range includes period-style passenger-car tires as well as heavier-duty military and truck applications.

That means the first job is not choosing between multiple factory size years, but choosing the right type of 750-17 for the way the car will be used. A concours-minded restoration usually points toward the passenger-car bias-ply lines, while truck-type casings and tread patterns should be evaluated carefully for wheel width, appearance, and intended service before fitting them to a Duesenberg JN.

On Duesenberg JN, 750-17 is a numeric bias-ply size. The 750 indicates a nominal section width of about 7.50 inches, and the 17 identifies the wheel diameter in inches. Every listed tire in this size for Duesenberg JN is a 17-inch bias-ply tire rather than a radial.

For a modern buyer, the important point is that this older numeric size is not read like a modern metric tire. You should match the 17-inch wheel diameter first, then consider whether the tire is a period passenger-car design with blackwall or whitewall styling, or a heavier-duty truck-oriented casing that may suit utility use more than an authentic luxury-car presentation.

Duesenberg JN uses a 17-inch rim diameter across the 1935 to 1937 range covered here. Every listed 750-17 product for Duesenberg JN is built for a 17-inch wheel, although rim width recommendations vary by tire line. Passenger-car products include narrower recommended wheel ranges than the military and truck-type offerings.

That makes wheel measurement straightforward on Duesenberg JN, but wheel width still matters before a final tire choice. If the car has been restored, re-bodied, or fitted with later service wheels at some point in its life, measure the wheel and compare the tire's recommended rim width so the finished fit, stance, and sidewall shape remain appropriate for the car.

Duesenberg JN tire offerings in 750-17 are all bias-ply designs, and a tube is required. That applies to the passenger-car tires from Firestone and BFGoodrich as well as the heavier-duty bias-ply truck and military products listed in the same size. Tube-type construction is consistent with the prewar era and with this numeric bias-ply fitment.

When fitting tubes on Duesenberg JN, the condition of the wheel, flap if required, and the inside surface of the rim all deserve attention. A tube cannot compensate for a rusty, rough, or damaged wheel, so it is smart to inspect and prepare the wheel carefully during mounting, especially on a valuable coachbuilt car that may spend long periods parked between uses.

Duesenberg JN tires are available in blackwall, wide whitewall, and double-whitewall styles within the 750-17 size. The whitewall offerings appear in the Firestone and BFGoodrich passenger-car lines, while the truck-oriented products are blackwall only. That gives Duesenberg JN owners a meaningful choice between formal period appearance and more utilitarian presentation.

For most restorations, sidewall style strongly affects how the car reads visually, especially on a long-wheelbase Classic-era automobile with full fenders and exposed spare tires. A blackwall may suit a more restrained look, while wide whitewall or double-whitewall treatments can better match the visual drama many coachbuilt Duesenberg JN cars are known for.

Duesenberg JN tires in 750-17 are available from Firestone, BFGoodrich, Tornel, and STA. Firestone and BFGoodrich cover the period-style passenger-car side of the size, while Tornel and STA appear in heavier-duty military and truck-oriented applications. All are bias-ply offerings within this fitment group.

Brand choice on Duesenberg JN is not only about the name on the sidewall. It also affects tread style, sidewall treatment, load character, and whether the tire presents as a proper luxury-car fitment or as a utility-grade alternative, so compare the tire family and sidewall style as carefully as the size itself.

A 1935 Duesenberg JN uses 750-17, but several different tire families are offered within that size. The main split is between period-style passenger-car bias-ply tires and heavier-duty military or truck-type bias-ply products, with sidewall choices that include blackwall, wide whitewall, and double-whitewall depending on the line.

To narrow that down, start with the car's purpose and presentation. A show-oriented or historically sympathetic 1935 Duesenberg JN will usually call for a passenger-car bias-ply with an appropriate sidewall treatment, while truck-type casings should be chosen only when their wheel-width requirements, appearance, and intended use make sense for the individual car.

Duesenberg JN tires in 750-17 are offered in Firestone Balloon, Silvertown Classic Bias Ply, Tornel Classic Truck, and Super Transport series. Firestone Balloon and Silvertown Classic Bias Ply are passenger-car bias-ply lines, while Tornel Classic Truck and Super Transport are heavier-duty bias-ply truck-oriented series. The available sidewall styles also differ, with whitewall options concentrated in the passenger-car lines.

That series split matters because two tires in the same 750-17 size can suit very different goals. Owners restoring a formal prewar luxury car will usually focus on the passenger-car series for profile and appearance, while the truck-oriented series may appeal only in specialized use cases where casing strength or a utility tread matters more than period luxury-car presentation.

Duesenberg JN should be stored in a cool, dry, dark environment with the tires kept away from sunlight, electric motors, ozone sources, and petroleum contamination. Bias-ply tires on a heavy prewar automobile can develop flat spotting if the car sits in one position for long periods. Proper inflation and a clean storage area matter as much as tread condition on a collector car that sees limited annual mileage.

For long-term storage, move Duesenberg JN periodically or support the car in a way that reduces sustained load on the tires and tubes. Many owners also cover the tires and keep the car on a smooth, clean surface rather than bare concrete, helping preserve sidewalls, tube condition, and the refined appearance expected of a top-tier Full Classic.

Tires on Duesenberg JN should be inspected before each drive and given a more thorough check several times a year even if the car is rarely used. On a prewar bias-ply fitment, inspection should include air pressure, tube retention, sidewall cracking, tread separation, bead condition, and any signs of impact or distortion from storage. Whitewall surfaces also benefit from routine cleaning so deterioration is easier to spot early.

A Duesenberg JN places considerable visual and mechanical importance on its tires, so minor problems should never be ignored. If the car has been parked for a season or more, have the tires and wheels examined closely before road use, because age-related issues often appear long before the tread looks worn on collector vehicles.

Duesenberg JN tires should be replaced when age, cracking, hardening, uneven casing shape, repeated air loss, or any structural concern appears, even if the tread still looks deep. On low-mileage collector cars, time and storage conditions often end a tire's useful life before wear does. That principle is especially important with prewar tube-type bias-ply tires carrying the weight and value of a Duesenberg JN.

Tread depth alone is a poor guide for a car like Duesenberg JN because the tire may age out long before it wears out. If a tire's history is uncertain, or if the car has sat for years between restorations and tours, replacement is usually the prudent choice before regular driving, touring, or sustained highway use.

Duesenberg JN uses the 750-17 size across the 1935 to 1937 range covered here, but several tire series exist within that size today, including Firestone Balloon and Silvertown Classic Bias Ply. Those modern offerings reflect period-appropriate bias-ply construction rather than a single confirmed factory brand assignment. The size is the clearest starting point, while the exact historical brand and sidewall presentation should be matched to the individual car's history.

For a restoration, the most accurate approach is to pair the known 750-17 size with surviving photos, original paperwork, and Duesenberg club or marque expertise. That helps settle details such as blackwall versus whitewall presentation and avoids assuming that every Duesenberg JN left the coachbuilder with identical cosmetic tire treatment.

Correct tire fitment absolutely influences how a Duesenberg JN is judged and perceived, because tire size, construction, and sidewall style all affect stance and authenticity. A 750-17 bias-ply tire that looks appropriate to the late Classic era will support the car's proportions far better than a utility-looking alternative, even when the nominal size is the same. On a coachbuilt car of this caliber, small visual details carry outsized importance.

That does not mean every restored Duesenberg JN must wear the same sidewall treatment, but it does mean the choice should be deliberate. If the car is being prepared for concours or marque judging, compare the selected tire's series and sidewall style to period imagery and accepted club standards so the tires contribute to, rather than distract from, the car's overall presentation.

Duesenberg JN restoration tires are available in blackwall, wide whitewall, and double-whitewall styles. Any of those can be era-appropriate depending on the specific coachwork, the visual treatment of the car, and the historical presentation being followed. The available whitewall choices sit within the passenger-car lines, while truck-oriented alternatives are blackwall only.

For a Duesenberg JN restoration, sidewall style should complement the body design rather than be chosen in isolation. A formal sedan, convertible coupe, or speedster-influenced car may each wear a different look successfully, so period photographs and known history of the individual chassis are the best guides when deciding between blackwall restraint and more dramatic whitewall presentation.

A properly fitted, correctly inflated bias-ply tire in the correct 750-17 size can be suitable for public-road use on Duesenberg JN when the entire car is in sound mechanical condition. That includes the wheels, tubes, brakes, steering, suspension, and alignment, not just the tires themselves. Passenger-car and truck-oriented tires in the same size should not be treated as interchangeable simply because they share the 750-17 marking.

Safe road use on Duesenberg JN begins with matching the tire type to the character of the car and then inspecting the full chassis before any meaningful driving. Because this is a heavy, high-value prewar automobile, owners should approach road use conservatively and avoid assuming that a fresh-looking tire alone makes the car ready for modern traffic conditions.

Before driving Duesenberg JN, check tire pressure, tube retention, sidewall condition, tread condition, wheel security, and any signs of age cracking or flat spotting. On a prewar bias-ply setup, it is also wise to inspect the spare if the car carries one, since many owners rely on matched appearance across all visible wheels. Any vibration, wobble, or persistent air loss deserves attention before the car moves under its own power.

A brief pre-drive routine goes a long way on Duesenberg JN because collector cars often sit far longer than they run. Once the tire and wheel checks are complete, confirm that the rest of the chassis is equally ready, especially brakes and steering, since tire performance on a Classic-era luxury car cannot be separated from the health of the surrounding mechanical systems.

Duesenberg JN should be driven at conservative speeds that respect prewar chassis design, bias-ply tire behavior, road conditions, and the age-conscious way most collector cars are used today. Even with newly manufactured bias-ply tires in 750-17, the driving experience is different from a modern radial-equipped car, especially in steering feel, tracking, braking response, and heat buildup over distance. The goal is controlled touring, not exploiting the car's historical performance reputation in modern traffic.

On the road, let Duesenberg JN settle into a pace that matches the car, the tires, and the condition of the route. Smooth inputs, extra braking distance, and moderation at sustained speed will do more for safety and tire life than any cosmetic feature, particularly on a valuable Full Classic whose proper use favors preservation over aggressive operation.