Hello…fellow tire enthusiasts and savvy shoppers! Today…I’m here to tell you all about the amazing world of G2 tires…particularly the Nitto NT-555 G2 Performance tires. Whether you’re looking to enhance your car’s grip or just need a reliable set of 245/45R17 tires for your daily drive…trust me…these are the tires you want on your car!
With increased* traction…handling and wet-braking capabilities…the NT555®G2 will get you off the line quickly…provide stability in the straights and confidence in the corners. *In comparison to the original NT555 tire LARGER TREAD BLOCKS: Enhanced* traction for rear tires of vehicles with staggered fitments and high horsepower. Tire sizes with 275mm and greater section width have larger tread blocks in comparison to tires with 265mm and narrower section width. *In comparison to the original NT555 tire TWIN CENTER RIBS: Increased* dry traction & straight-line stability. *In comparison to the original NT555 tire LARGE TAPERED BLOCK: Increased* grip capabilities & better cornering stability. *In comparison to the original NT555 tire CIRCUMFERENTIAL GROOVES: Center grooves and shoulder grooves aid water evacuation and wet handling. REINFORCED SHOULDER TREADBLOCKS: Improves* dry and wet cornering grip. *In comparison to the original NT555 tire HIGH STIFFNESS AND SILICA COMPOUND: A special bonding agent increases the interaction between all the compound elements to reinforce bonds for higher compound rigidity during cornering…resulting in better handling capabilities in both wet and dry.
When it comes to unique features…G2 tires truly shine. Designed for performance and precision…the Nitto NT-555 G2 tire incorporates state-of-the-art technology that enhances your vehicle’s handling and braking capabilities. You’ll feel the difference the moment you hit the road as these performance tires provide superior cornering stability in both wet and dry conditions.
The Technology Behind Nitto NT-555 G2 Performance Tires
Nitto really put their best foot forward with the NT-555 G2 performance tires. They have an advanced tread design…crafted to provide a balanced performance. The high stiffness and advanced silica compound show that these G2 tires weren’t just made…they were engineered. You’ll enjoy a smooth…responsive drive that adapts to any roadway situation. And let’s not forget…they come in a popular size: 245/45R17!
Why Choose G2 Tires?
Why settle for any tires when you can have G2 tires? Their reliability and exceptional performance make them the best choice for your vehicle. With the Nitto NT-555 G2…you’ll access a perfect blend of longevity…performance…and affordability. Whether you’re a weekend racer or just need dependable road-going tires…these G2 tires will keep you traveling smoothly and stylishly!
G2 Tires are Your Go-to Tires
The choice is undeniably clear…G2 tires…particularly the Nitto NT-555 G2 performance tires…are the ultimate tire solution for any discerning vehicle owner. Don’t miss out on flawless handling…longevity…and the uncompromising quality you deserve for your prized car…especially with the ever-popular 245/45R17 size in mind. So why wait? Give your car the love it deserves with these incredible performance tires…and feel the difference on your very next journey!
Detailed specifications
Listed are full spes for this 245/45R17 Nitto NT-555 G2 – Performance Summer tire — including load/speed ratings, certifications (3PMS / studdable / run-flat / XL), UTQG treadwear/traction/temperature grading, and shipping details for Ontario and Quebec.
Why choose the 245/45R17 Nitto NT-555 G2 – Performance?
245/45R17 Nitto NT-555 G2 – Performance is positioned as a summer / performance focused / passenger fitment tire with clear Ontario and Quebec delivery details.
Free shipping • 1–3 business days (Ontario and Quebec)OutofstockOntario & Quebec delivery focusSpecs, fitment notes, and FAQ on page
Best fit if you want
Warm weather grip, responsive steering, and sportier handling.
Drivers who already switch to dedicated winter tires when temperatures drop.
Fitments that require XL (extra load) capacity.
Double-check if you need
Quebec winter tire compliance or cold weather winter driving.
A one tire year round setup for Ontario or Quebec.
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Quick Specs
Size: 245/45R17
Brand / Model: Nitto NT-555 G2 – Performance
Season: Summer
Vehicle Type: Passenger
Load / Speed: 99W (Load index 99 supports up to 775 kg per tire; speed rating W rated up to 270 km/h)
Certifications: XL (Extra Load)
Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)
245/45R17 Nitto NT-555 G2 – Performance
XL (Extra Load) rating supports higher inflation pressure and carrying capacity than standard load tires.
What these tire specs mean
Load Index 99 is the tire’s standardized carrying capacity, supporting up to 775 kg per tire. Use it to confirm the tire meets or exceeds the load rating listed on your vehicle placard.
Speed Rating W indicates the tire’s maximum sustained speed capability under proper load and inflation. This is approximately 270 km/h under proper load and inflation.
UTQG 320 AA A is the manufacturer treadwear, traction, and temperature grading system. It is useful for comparing tires from the same brand, but it should not be treated as an exact mileage promise.
Summer tires are built for warm weather grip and should not be used as winter tires in Ontario or Quebec cold weather conditions.
XL means Extra Load. These tires are designed to carry higher loads at higher inflation pressures than a standard load tire in the same size, which matters for heavier vehicles, loaded vehicles, or factory fitments that require XL.
Vehicle Type helps identify whether the tire is intended for passenger, light truck, commercial, or similar service categories.
How this tire is positioned
245/45R17 Nitto NT-555 G2 – Performance is positioned as a summer tire built around a 245 mm section width and 17-inch wheel fitment.
In practical terms, this size combines a 45-series sidewall of about 110 mm with a 17-inch wheel diameter, which is useful when matching an existing tire size and wheel setup.
Feature wise, this tire indicates an XL extra load rating, load index 99 and speed rating W (~270 km/h), UTQG 320 AA A when provided by the manufacturer.
About the 245/45R17 tire size
The 245/45R17 size breaks down as follows:
245 — tread width in millimetres
45 — sidewall height as a percentage of tread width (approx. 110 mm)
R17 — fits a 17-inch rim
The 245/45R17 size is commonly found on light trucks, SUVs, and crossovers. If you’re matching an existing set, confirm the full size marking on your sidewall before ordering.
Key features — Nitto NT-555 G2 – Performance in 245/45R17
XL (Extra Load): designed for higher load capacity at higher inflation pressure than standard load tires.
UTQG: 320 AA A — treadwear, traction, and temperature grading to help compare similar tires.
Load/Speed: 99W — load index 99 supports up to 775 kg per tire, while speed rating W is rated up to 270 km/h.
Size: 245/45R17 (fits an 17-inch wheel).
Vehicles that commonly use 245/45R17 tires
Examples from our vehicle fitment lookup include:
2014–2019 Cadillac CTS
2014–2016 Mercedes-Benz E250
2014–2015 Mercedes-Benz E400
2010–2015 Lexus IS 250C
2010–2015 Lexus IS 350C
2008–2016 Audi A4
2008–2010 Audi A5
2008–2009 Audi TT
2007–2011 Mercedes-Benz E 550
2007–2009 Volvo S80
More vehicles that use this size
2006–2007 BMW 525xi
2006–2013 Lexus IS 250
2006–2013 Lexus IS 350
2006–2016 Mercedes-Benz E350
2005–2011 Audi A6
2004–2007 BMW 525i
2004–2005 Mercedes-Benz Armored
2004–2006 Pontiac GTO
2003–2005 Mercedes-Benz E320
2003–2006 Mercedes-Benz E500
Find tires for your vehicle
Select your year, make, model, and trim to see all compatible tires available for delivery across Ontario and Quebec:
The 245/45R17 size indicates a tread width of 245 mm, a sidewall ratio of 45% (approximately 110 mm tall), and a 17-inch rim diameter. This size is commonly found on light trucks, SUVs, and crossovers.
Is the 245/45R17 Nitto NT-555 G2 – Performance a Summer tire?
Yes — the 245/45R17 Nitto NT-555 G2 – Performance is categorized as a Summer tire.
What does the 99W rating mean on the 245/45R17 Nitto NT-555 G2 – Performance?
On the 245/45R17 Nitto NT-555 G2 – Performance, the service description 99W indicates a load index of 99 and a speed rating of W (approximately 270 km/h). The load index is the tire’s standardized carrying capacity, while the speed rating is the maximum sustained speed under proper load and inflation. Always match or exceed your vehicle manufacturer’s required load and speed ratings.
Is the 245/45R17 Nitto NT-555 G2 – Performance 3PMS rated?
No — the 245/45R17 Nitto NT-555 G2 – Performance is not listed as 3PMS rated.
Is the 245/45R17 Nitto NT-555 G2 – Performance studdable?
This tire, 245/45R17 Nitto NT-555 G2 – Performance is not studdable. Contact us for any questions.
Does the 245/45R17 Nitto NT-555 G2 – Performance support run flat driving?
No — the 245/45R17 Nitto NT-555 G2 – Performance is not a run flat.
Is the 245/45R17 Nitto NT-555 G2 – Performance an XL (extra load) tire?
Yes — the 245/45R17 Nitto NT-555 G2 – Performance carries an XL (extra load) rating, enabling it to handle higher inflation pressures and greater load capacities than a standard load equivalent.
What does speed rating W mean on the 245/45R17 Nitto NT-555 G2 – Performance?
Speed rating W on the 245/45R17 Nitto NT-555 G2 – Performance corresponds to a maximum sustained speed of approximately 270 km/h under full load. Always obey posted speed limits regardless of tire rating.
Can I order the 245/45R17 Nitto NT-555 G2 – Performance with delivery to Ontario or Quebec?
Yes — XYZTires ships the 245/45R17 Nitto NT-555 G2 – Performance to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).
Why buy the 245/45R17 Nitto NT-555 G2 – Performance from XYZTires if another tire looks cheaper?
A lower sticker price is only one part of the tire purchase. Compare the final delivered cost, shipping time, stock status, fitment details, and whether the tire category matches how you drive. XYZTires focuses on clear Ontario and Quebec delivery details, product specifications, and fitment context so you can compare the real delivered value, not just the first price you see.
Other available sizes — Nitto NT-555 G2 – Performance
