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Compact sizing with track-day intent
Toyo Tires 178460 packages the Proxes Sport R's 200-treadwear compound and directional tread in a 245/40R15 Standard Load size for lightweight performance cars and track-focused wheel setups.
Key Features
- Extreme-performance summer compound developed for high dry grip
- Directional tread pattern supports predictable response at the limit
- Reinforced internal casing is designed for cornering stability
- 200 AA A UTQG rating with 7.2/32-inch tread depth
- Standard Load construction with an 88W service description
- Black sidewall and non-run-flat construction
Fitment
No year-make-model fitment applies. Confirm every dimension, interface, clearance, load, and installation requirement shown below.
| Application Type | Requirements |
|---|---|
| Dimension Based | No year-make-model fitment applies. Match 245/40R15 size, 88W service description, Standard Load construction, 8- to 9.5-inch approved rim width, 1,235-pound maximum load at 51 psi, 22.7-inch overall diameter, and vehicle clearance. Professional mounting and balancing are required. |
Specifications
| Detail | Value |
|---|---|
| Brand | TOYO |
| Manufacturer Part Number | 178460 |
| Product Type | Automotive Tires |
| Product Line | Proxes Sport R |
| Tire Size | 245/40R15 |
| Service Description | 88W |
| Load Range | Standard Load (SL) |
| Maximum Load | 1,235 lb at 51 psi |
| Approved Rim Width | 8-9.5 in |
| Section Width | 9.8 in |
| Overall Diameter | 22.7 in |
| Tread Depth | 7.2/32 in |
| UTQG | 200 AA A |
| Season | Summer |
| Sidewall | Black wall |
| Run Flat | No |
| UPC | 4981910014898 |
| Quantity | One tire |
What's Included
- One new Toyo Proxes Sport R 245/40R15 88W tire
- Not included: Wheel
- Not included: Valve stem and tire-pressure sensor
- Not included: Mounting, balancing, and installation service
About TOYO
Toyo Tires develops performance, competition, passenger, light-truck, and off-road tires with product-specific compounds, tread designs, and casing construction. The Proxes Sport R is Toyo's 200-treadwear extreme-performance summer line for drivers who prioritize dry grip and responsive handling.
Related Parts
FAQ
What is the 178460?It is a Toyo Proxes Sport R extreme-performance summer tire in 245/40R15 with an 88W service description and Standard Load construction.
Is this tire sold individually?Yes. The listing includes one tire. Order the required quantity for a pair or complete set.
Is this a year-make-model-specific tire?No. Compatibility depends on tire size, load and speed requirements, approved rim width, overall diameter, and available vehicle clearance.
What wheel width is approved?The verified approved rim-width range is 8 to 9.5 inches, with 8 inches used as the measuring rim width.
What is the maximum load?The verified maximum single-tire load is 1,235 pounds at 51 psi. Use the vehicle's specified cold pressure within the tire and wheel limits.
Is the Proxes Sport R suitable for winter weather?No. It is an extreme-performance summer tire and is not intended for snow, ice, or freezing-temperature service.
Does this listing include a wheel?No. Wheels shown in mounted tire photos are for presentation only and are not included.
Who should install this tire?A qualified tire technician should verify the application, mount and balance the tire, confirm directional orientation, set cold pressure, and check clearance.
Installation Instructions
- Confirm the vehicle requires 245/40R15 tires with at least an 88W service description and that the wheel is 8 to 9.5 inches wide.
- Inspect the wheel, valve system, and tire-pressure sensor components and replace any damaged or unsuitable parts.
- Have a qualified technician mount the tire in the correct directional orientation and balance the assembly.
- Set cold inflation pressure to the vehicle manufacturer's specification without exceeding tire or wheel limits.
- Verify fender, suspension, brake, and body clearance through the full steering and suspension range before performance use.
TOYO
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