You can now run 18" wheels on your L663 Defender D300 and P400 - L2SFBC
Which Are Better 19-inch, 18-inch, or 17-inch OEM Wheels?
17 or 18 inch wheels? - BMW 3-Series (E90 E92) Forum
Tire size comparison for 17s (sidewall wise) | Mustang Evolution Forum
Differences Between 17 and 18 Inch Alloy Wheels: Pros and Cons – Auto Care HQ
How does a car's wheel size (17 in vs 18 in) affect the performance? Is performance based on how fast the wheels turn, or how wide the tread can be? - Quora
Alloy wheels - are they the wheel deal? | The Car Expert
Finding the difference between 17-, 18- and 19-inch tires
The differences between 16 17 and 18 Inch winter tyres - Tyre Reviews and Tests
The differences between 16 17 and 18 Inch winter tyres - Tyre Reviews and Tests
How Bigger and Smaller Wheels Affect Ride, Handling and Performance
17 vs. 18 - RX8Club.com
Plus Sizing & Minus Sizing
OEM Wheels: 17" vs 18"? - Ford F150 Forum - Community of Ford Truck Fans
Downsizing from 19' to 17' questions. | Drive Accord Honda Forums
Any strong opinions on 17s vs 18s? | Jeep Wrangler Forums (JL / JLU) -- Rubicon, 4xe, 392, Sahara, Sport - JLwranglerforums.com
Differences Between 17 and 18 Inch Alloy Wheels: Pros and Cons – Auto Care HQ
Differences Between 17 and 18 Inch Alloy Wheels: Pros and Cons – Auto Care HQ
Do Larger Wheels and Tires Really Make You Faster? | Articles | Grassroots Motorsports