Key Facts about Dunlop SP Winter Sport 4D ROF:

Dunlop SP Winter Sport 4D ROF


Enhanced grip and performance in winter driving conditions.

  • Ice Stopping (4D sipe system increases the number of shoulder area sipes to help enhance braking and acceleration on snow and ice)
  • Winter Handling (4D sipe system has self-interlocking sipes that maintain tread block stiffness to help provide excellent handling)
  • Cornering Stability (Entire sipe system combines to create even pressure across the tread face, which helps increase snow handling performance and cornering grip)
  • Winter Performance (V-shape grooves and deep snow notches help enhance snow traction and performance)
  • Winter Traction (Special tread compound helps adhere to wet and icy surfaces)
  • Run On Flat Technology (Dunlop Self-Supporting Technology uses a patented sidewall construction to allow continued driving on a flat tire for up to 50 miles at 50 mph in normal conditions)

Detailed Information

Type and Size
Tire Model
Dunlop SP Winter Sport 4D ROF
Car Type
Rim Diameter
17 / 18 "
225 / 245 mm
Aspect Ratio
50 %
Special Features
Mud and Snow
Extra Load
Speed and Load
Speed Index
H (max 130 mph) ... V (max 149 mph)
Load Index (max load for a tire)

Dunlop SP Winter Sport 4D ROF Sizes & Specifications

Rim Model Size Index Features
R17 225/50 R17 94H Runflat 225/50 R17 94H Runflat
R18 245/50 R18 104V Runflat XL 245/50 R18 104V Runflat, XL

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