GT Radial Champiro SX2
Meet the GT Radial Champiro SX2, a summer performance tire built for drivers who want sharp handling and clear road feedback in warm weather. Its directional tread pattern, solid center rib, and reinforced shoulders deliver quick steering and stable cornering for spirited street use and occasional autocross or track sessions. The summer compound focuses on dry and wet grip when temperatures rise, so response stays consistent and predictable. If you want a responsive tire that keeps the fun high without giving up daily manners, the Champiro SX2 is a smart pick.
Key Features of the Champiro SX2
The Champiro SX2 centers on warm weather performance, pairing a summer compound with tread geometry that moves water efficiently. A continuous center rib steadies the car and improves on center feel. Large outer shoulder blocks add lateral grip and confidence mid corner, while a reinforced casing helps the tire hold its shape at speed. A well tuned contact patch promotes even pressure for reliable braking and tidy wear when maintained.
Performance: Dry Grip, Wet Confidence
In the dry, the Champiro SX2 turns in quickly and feels planted through long sweepers, helped by its solid center rib and broad shoulders. Braking is confident because the contact patch stays supported under load. In the wet, the directional grooves and lateral channels evacuate water to preserve traction at street speeds, keeping in mind that hydroplaning resistance drops as tread wears and speed climbs. The compound works best in warm temperatures, so switch to winter tires when it gets cold or snowy.
Treadwear and Durability
Treadwear reflects the tire's performance focus. Aggressive driving, high heat, negative camber, skipped rotations, and track events can all shorten life. For best results, set pressures correctly, rotate every 5,000 to 7,500 miles, and keep alignment in spec. Many ultra high performance summer tires lack a mileage warranty, so check the current policy for your exact size and replace before the legal minimum to maintain wet grip.
Tread Design & Construction
A directional tread with broad, angled channels helps the Champiro SX2 clear water and feel locked in on dry pavement. The solid center rib improves straight line stability and steering precision. Wide outer shoulder blocks boost lateral grip, and stiff sidewalls with a performance tuned carcass support hard braking and quick transitions. The warm weather compound provides the friction needed for strong acceleration and confident corner exit.
Sizes & Fitment Guide
The Champiro SX2 comes in many popular performance sizes for compact, sport, and tuner applications. Before you buy, confirm size, load index, and speed rating on the driver door placard or in the owner's manual. If wheels have been changed, verify rim width and diameter to maintain clearance and speedometer accuracy. For staggered setups, match overall diameter front to rear and follow vehicle specific guidance.
Popular Sizes for the Champiro SX2
Shoppers often choose 205/50R16, 225/45R17, and 245/40R18 for common sport compact and performance sedans or coupes. Check wheel width compatibility, for example, 205/50R16 typically suits 6.5 to 7.5 in rims, 225/45R17 fits 7 to 8.5 in, and 245/40R18 works with 8 to 9.5 in, subject to vehicle clearances. Keeping overall diameter close to stock preserves ABS and stability control behavior. For staggered fitments, confirm manufacturer guidance to maintain proper balance and traction control function.
Price & Buying Options
Champiro SX2 price varies by size, load and speed rating, and regional supply. Promotions and install packages can change the total, so compare out the door costs, including mounting, balancing, TPMS service, and alignment checks. We show live inventory with ship to home or ship to installer options. Proper inflation and regular rotations help extend tread life and protect your budget.
Champiro SX2 vs Achilles 123
Cross shopping the Champiro SX2 with the Achilles 123 highlights trade offs in the extreme performance summer class. The SX2 leans into crisp steering, predictable dry grip, and approachable wet manners for daily use in warm weather. Rivals may chase ultimate dry lap time with stiffer ride and more noise, and sometimes less wet traction. Choose based on your climate, comfort tolerance, and how often you run events.
