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Home Dunlop Motorcycle Tyres by Manufacturer Dunlop Dunlop Roadsmart IV

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Dunlop Roadsmart IV

We spent a day riding on the new Roadsmart 4 on a variety of bikes. This is a very different tyre to previous Dunlops. There's loads of feel, fast warm-up and great wet-weather grip. A real contender in the Sports Touring sector.

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Description

THE NEW ROADSMART IV.

We spent a day riding on the new Dunlop Roadsmart 4 on a variety of bikes. It rained almost all day but that didn’t stop the Dunlops from performing well. We usually think of Dunlops as having a stiffer carcass, meaning they take longer to warm up but last longer than comparable tyres. However, the all-new design of these Roadsmart 4s means there’s no longer a compromise. They warm up quickly and provide plenty of grip, even in the wet. We struggled to get a Multistrada V4S to get out of shape, even in the wet.

Dunlop says:

Picking up where the RoadSmart III left off, the newest addition to the RoadSmart range – the Roadsmart 4 – continues to give you exceptional durability and handling, while adding massively improved wet performance into the mix.* Enjoy improved consistency of performance throughout the tyre’s life thanks to the optimised casing ply line. The all-new compound, optimised footprint and tread design mean you can command the road, even in the wet.

  • Greatly enhanced wet performance compared to RoadSmart III
  • Low steering effort and ultra-fast warm-up
  • GT specs for reduced steering effort on heavier bikes**
  • SP versions for enhanced stability and feedback on sportier and fitment sensitive models***
  • Strip-wind tread application for key sizes for reduced tread wear
  • Rear 160/60 ZR 18 available from April 2022

*Versus predecessor, RoadSmart III **GT version tuned for enhanced agility. Please consult fitment guide for recommended fitment per model ***SP version offering augmented high speed stability. Please consult fitment guide for recommended fitment per model.

INNOVATIVE TREAD DESIGN WITH INCREASED SEA RATIO ON FRONT AND REAR

The Roadsmart 4 tread pattern maintains all the advantages of its predecessor with the added benefit of superior wet performance and further improved consistency throughout its service life.

 

 

 

ENLARGED AND MORE CONSISTENT DYNAMIC FOOTPRINT

The Roadsmart IV CTCS-casing provides a more consistent dynamic footprint between 7° and 30° of lean enduring better wear appearance, contributing to durability and improved compound efficiency.

 

 

 

BAR-RAISING WET PERFORMANCE

The all-new compound and optimised pattern design work in conjunction to provide the very best in wet performance.

 

 

 

 

DFF-OPTIMISED MOULD PROFILE AND SECTION SHAPE

Using Dunlop’s proven DFF (Dynamic Front Formula) the front and rear tyres’ section shapes have been intricately optimised to offer both responsive handling and confidence-inspiring stability, even when riding two-up and carrying luggage.

 

 

 

INNOVATIVE PATTERN DEVELOPMENT

The new pattern will ensure faster warm up times and optimised wear thanks to the tuned tread stiffness and enhanced groove angles.

 

 

 

 

 

STAY OUT IN FRONT WITH OUTSTANDING CONFIDENCE – With the new RoadSmart IV, you’re free to just keep on touring. Used in Dunlop’s race tyres and available for the first time in sport-touring, JointLess Tread (JLT) and Multi-Tread (MT) reduce tyre wear and noise vibration. Casing Tension Control System (CTCS) gives more consistency between new and worn performance, so they’re stronger for longer.

COMMAND THE ROAD, EVEN IN THE WET – The optimised tread pattern and new compounds help you command the road with confidence, even in the wet. The revised tread pattern is designed to improve water evacuation. And you get more contact with the road, thanks to the optimised ply line of the tyre casing – plus the latest generation of High-Surface Area Silica.

OWN THE ROAD WITH SUPERB HANDLING – The Dynamic Front Formula (DFF) and Casing Tension Control System (CTCS) give you improved handling and more linear steering. And the 120/70 ZR 17 front tyre includes Dunlop’s new Single Cord JLB for even better stability and steering – a first for sport-touring bikes. Fit a RoadSmart IV, and the road is yours.

 

Sizes and types available

Front fitments

  • 110/70ZR17 (54W) TL SX ROADSMART IV 636506
  • 120/60ZR17 (55W) TL SX ROADSMART IV 637282
  • 120/70ZR17 (58W) TL SX ROADSMART IV SP 636509
  • 120/70ZR17 (58W) TL SX ROADSMART IV GT 636508
  • 130/70ZR17 (62W) TL SX ROADSMART IV 637283
  • 110/80R18 58V TL SX ROADSMART IV 637281
  • 120/70ZR18 (59W) TL SX ROADSMART IV 636511
  • 120/70ZR19 (60W) TL SX ROADSMART IV 636512

Rear fitments

140/70R17 66H TL SX ROADSMART IV 636513
150/60R17 66H TL SX ROADSMART IV 636514
150/70ZR17 (69W) TL SX ROADSMART IV 636515
160/60ZR17 (69W) TL SX ROADSMART IV 636516
160/70ZR17 (73W) TL SX ROADSMART IV 637286
170/60ZR17 (72W) TL SX ROADSMART IV 636517
180/55ZR17 (73W) TL SX ROADSMART IV SP 636519
180/55ZR17 (73W) TL SX ROADSMART IV GT 636518
190/50ZR17 (73W) TL SX ROADSMART IV 636520
190/55ZR17 (75W) TL SX ROADSMART IV SP 636522
190/55ZR17 (75W) TL SX ROADSMART IV GT (75W) TL 636521
190/60ZR17 (78W) TL SX ROADSMART IV (78W) TL 637773
140/70R18 67V TL SX ROADSMART IV 67V TL 637284
150/70ZR18 (70W) TL SX ROADSMART IV (70W) TL 637285
170/60ZR18 (73W) TL SX ROADSMART IV (73W) TL 637287

 

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