2007 Scion Tire Fitment Guide

2007 Scion vehicles in this fitment group use three sizes, all on the tC: 205/55R16, 215/45R17, and 225/40R18. Those sizes mount on 16-, 17-, and 18-inch wheels respectively, so they are not interchangeable unless the car has the matching wheel diameter. Rim-width ranges covered by available products are 5.5 to 7.5 inches for 205/55R16, 7.0 to 8.0 inches for 215/45R17, and 7.5 to 9.0 inches for 225/40R18.

The practical takeaway is that year and make alone are not enough for a 2007 Scion tC. Check the tire sidewall already on the car or confirm the wheel diameter directly before choosing a replacement. Once the diameter is confirmed, you can compare products within that size for brand preference, speed rating, and load capacity rather than trying to move between sizes that were designed around different wheel packages.

On a 2007 Scion, 205/55R16 is a metric radial size. The 205 is the nominal section width in millimeters, 55 is the aspect ratio, the R indicates radial construction, and 16 is the wheel diameter in inches. Products in this size are Blackwall radials from BFGoodrich and Michelin, with W and Y speed ratings appearing in this fitment.

That code tells you more than just size. It also confirms the tire profile and the wheel diameter the tire was built to fit, which is critical on a tC that could be equipped with multiple wheel packages. If your car currently wears 16-inch wheels, staying with 205/55R16 keeps you in the correct dimensional family while you compare the exact product that matches your intended use.

Within this year-and-make range, the only covered model is the 2007 Scion tC, and it does not use a single universal tire size. The tC appears with 205/55R16, 215/45R17, and 225/40R18, each tied to a different wheel diameter. All three are radial sizes, but they are separate fitments rather than interchangeable alternatives on the same wheel.

That means a 2007 Scion owner should identify the exact wheel package before doing anything else. If the car has changed hands or has aftermarket wheels, do not assume the original factory package is still in place. Reading the current tire sidewall and measuring the wheel diameter gives you the fastest path to the right replacement size.

2007 Scion tC fitments in 205/55R16, 215/45R17, and 225/40R18 are available in Blackwall form. That matches the clean, modern appearance typically associated with sport compact cars of the mid-2000s, where raised white letters and wide whitewalls were not part of the factory visual character. Across these sizes, the emphasis stays on contemporary radial styling rather than a vintage sidewall look.

For most owners, that makes the appearance decision simple: the size and product series will matter more than sidewall decoration. If your tC is being kept close to its original period look, a Blackwall radial is the natural visual match. From there, compare each size's brand options and speed rating rather than expecting a broad range of sidewall treatments.

BFGoodrich appears across all three 2007 Scion tC sizes, while Nitto is available in 225/40R18 and Michelin appears in 205/55R16. In practical terms, 215/45R17 centers on BFGoodrich choices, 225/40R18 gives you BFGoodrich and Nitto, and 205/55R16 gives you BFGoodrich and Michelin. All of them are radial Blackwall offerings suited to the tC's modern compact-sport character.

Brand choice matters most after you have confirmed the correct size. A 16-inch tC owner will be comparing a different mix of manufacturers than someone with the 18-inch package, so it is best to narrow the fitment first and then look at speed rating, load capacity, and overall product character within that exact size.

For the 2007 Scion tC, both series appear in multiple fitments and both are radial Blackwall tires, but their published figures are not identical. In 205/55R16, the g-Force Sport Comp 2 carries a 91W rating and a 23-pound weight, while the g-Force Phenom T/A carries a 94W rating, a 1,477-pound maximum load at 50 psi, and a 23.17-pound weight. In 225/40R18, the Sport Comp 2 shows 1,235 pounds at 51 psi and 25 pounds, while the Phenom T/A shows 1,389 pounds at 50 psi and 24.01 pounds.

Those differences are enough to justify a close product-by-product comparison within the exact size your tC uses. The key is not to compare series across different wheel diameters, but to compare the specific 16-, 17-, or 18-inch version that matches your car. That approach keeps the decision focused on the real variables that affect fitment and intended use.

The 2007 Scion tC sizes each have their own rim-width window. For 205/55R16, available products fit rims from 5.5 to 7.5 inches wide. For 215/45R17, the range is 7.0 to 8.0 inches. For 225/40R18, the range runs from 7.5 to 9.0 inches, with one Nitto product centering on an 8.0-inch measuring width inside that span.

Those ranges matter because a tire can be the correct diameter and still be poorly matched to the wheel if the rim width is outside the tire's approved range. If your tC has aftermarket wheels, verify width as well as diameter before choosing a tire. Staying inside the proper width window helps preserve intended sidewall shape and overall fit.

2007 Scion tC fitments are modern radial sizes, and tube status can vary by product rather than being identical across every option. The Michelin 205/55R16 is explicitly marked TL, which indicates tubeless construction. The other products use modern radial sizing and do not carry a tube-type marking in the size description here, so the exact construction marking should be confirmed on the specific tire you choose.

In normal tC service, you would expect modern tubeless wheel-and-tire practice, but the safest approach is to match the tire's sidewall marking to the wheel condition and valve-stem setup actually on the car. If the wheels have been changed, refurbished, or are not original to the vehicle, inspect them carefully before mounting tires.

A 2007 Scion should be stored on clean, properly inflated tires in a cool, dry space away from direct sunlight, electric motors, battery chargers, welders, and other ozone sources that accelerate rubber aging. Keep the tires off wet ground when possible, and move the car periodically so one section of the tread is not carrying the same load for months at a time. Even radial tires can develop temporary flat-spotting if they sit too long.

That routine is especially helpful for a lightly used tC that spends more time parked than driven. If the car will be down for an extended season, consider increasing attention to pressure checks and using tire cradles or stands as appropriate for the storage setup. A little prevention goes a long way toward preserving ride quality and sidewall condition.

On a 2007 Scion, age is usually a more important guide than mileage if the car is collector-kept or only driven occasionally. A sensible rule is to start paying close attention once tires reach the five- to seven-year range and to treat about ten years from the DOT date code as a point where replacement deserves serious consideration, even if tread depth still looks serviceable.

That matters because rubber hardens over time, and a sporty car like the tC can hide aging tires behind decent-looking tread. Check the DOT date code on each tire, not just the visible pair, and inspect for cracking, hardening, or irregular wear. Replacing older tires on time is often more important than chasing the last bit of remaining tread.

Tires on a 2007 Scion should be checked before every drive and again before any longer outing. Look for sidewall cracking, cuts, bulges, punctures, uneven wear, and pressure loss, and do not ignore vibration or pull that develops on the road. On a car that has sat for a while, inspect the spare as well because it may be older than the road tires.

Regular inspection is one of the easiest ways to catch a problem before it becomes a roadside failure. A tC with 16-, 17-, or 18-inch low-profile tires can be more sensitive to curb damage and pothole impact than older, taller-profile fitments. Making inspection part of your pre-drive routine is a smart habit even when the car is not driven often.

Yes, the radial sizes used on the 2007 Scion tC can be suitable for highway driving when the tires are in good condition, correctly inflated, and matched to the proper wheel size. W-rated products in these fitments carry a 112 mph ceiling, and the Michelin 205/55R16 Y-rated option carries a 186-plus mph ceiling. In real-world use, the car's maintenance condition, alignment, brakes, and suspension are often more important than the raw speed letter on a street-driven tC.

Highway safety depends on the whole package rather than the size code alone. Check tire age, visible condition, inflation pressure, and load suitability before any sustained-speed driving. If your tC has aftermarket wheels or suspension changes, pay even closer attention to clearance, wear patterns, and steering feel before assuming the setup is ready for extended road use.

Inflation pressure for a 2007 Scion should be set by the vehicle's factory recommendation for the exact wheel-and-tire package, then checked against the tire's own maximum-pressure information where that figure is published. Available load-and-pressure figures include 1,201 pounds at 51 psi and 1,356 pounds at 50 psi for some 215/45R17 products, 1,235 pounds at 51 psi and 1,389 pounds at 50 psi for some 225/40R18 products, and 1,356 pounds at 51 psi plus 1,477 pounds at 50 psi for some 205/55R16 products.

Those numbers are maximum load-and-pressure references for specific tires, not blanket instructions to inflate every tC tire to that exact pressure. Use the door-jamb placard or owner's manual as the first reference for everyday driving pressure, then make sure the chosen tire's own limits are respected. Pressure should always match the actual size and product on the car.

Before a longer drive in a 2007 Scion, inspect all four tires and the spare for cracking, punctures, bulges, abnormal wear, and proper inflation. Confirm that the tire size matches the wheel diameter on the car, and look over the valve stems and bead area for any signs of leakage or age. If the car has been sitting, drive a short local loop first to feel for vibration, pull, or flat-spotting.

Tires are only one part of the checklist on a nearly two-decade-old vehicle. It is equally smart to review brakes, fluid levels, cooling system condition, alignment feel, and lighting before heading out on an extended trip. A careful once-over reduces surprises and helps you catch small problems while they are still easy to address.