Track-Bred Grip Built for Aggressive Street and Autocross Use
The Toyo Proxes Sport R in 285/35ZR19 103W XL is a max-performance summer tire developed for drivers who want R-comp levels of grip without giving up street usability. TOY178380 uses a specialized tread compound and construction to deliver strong dry and wet traction, precise steering response, and consistent performance during hard cornering and track day use. The extra load (XL) rating provides added durability for higher-powered vehicles.
Key Features
- Max-performance summer tread compound
- Extra load (XL) construction for higher load capacity
- Optimized for dry and wet grip in aggressive driving
- Reinforced sidewall construction for cornering stability
- Directional tread pattern for consistent handling
Specifications
| Detail | Value |
|---|---|
| MPN | TOY178380 |
| Size | 285/35ZR19 |
| Load Index | 103 |
| Speed Rating | W |
| Load Range | Extra Load (XL) |
What’s Included
- One Toyo Proxes Sport R tire
About Toyo
Toyo Tires develops performance and all-season tires for street, track, and motorsport applications, with the Proxes Sport R line purpose-built for enthusiasts seeking maximum grip in a street-legal summer tire.
FAQ
What is the TOY178380?
The TOY178380 is a Toyo Proxes Sport R max-performance summer tire in size 285/35ZR19 103W XL.
What type of tire is TOY178380?
TOY178380 is a max-performance summer tire designed for aggressive street driving, autocross, and track day use.
What is the load rating of TOY178380?
TOY178380 carries a 103 load index with an Extra Load (XL) sidewall construction.
What speed rating does TOY178380 have?
TOY178380 carries a W speed rating.
Is TOY178380 suitable for daily driving?
Yes, TOY178380 is street legal and can be used as a daily driver tire, though it performs best in dry to moderately wet conditions.
Is TOY178380 a directional tire?
Yes, TOY178380 uses a directional tread pattern for optimized handling.
How many tires are sold per unit for TOY178380?
TOY178380 is sold individually per tire.
Does TOY178380 perform well in wet conditions?
Yes, TOY178380 is engineered with a tread compound and pattern designed for strong wet traction alongside its dry performance focus.
Install Instructions
- Verify TOY178380 size matches your vehicle’s wheel and fitment requirements
- Mount tire onto wheel using a proper tire mounting machine
- Balance the wheel and tire assembly
- Install onto the vehicle and torque lug nuts to factory specification
- Set tire pressure to manufacturer recommended PSI
- Perform a break-in period before aggressive driving
