Sportmax Roadsmart IV | Dunlop Motorcycle
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Sportmax Roadsmart IV

Performance Touring tire with excellent handling and class-leading mileage

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TIRE OVERVIEW Sportmax Roadsmart IV

The all-new Roadsmart IV delivers best-in-class handling, grip and mileage. Featuring a completely new tread pattern, construction, compounds, profiles and new technology.

Sportmax Roadsmart IV TIRE OVERVIEW

The all-new Roadsmart IV delivers best-in-class handling, grip and mileage. Featuring a completely new tread pattern, construction, compounds, profiles and new technology.

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Multi-Tread

Two compounds in the same tread give riders great mileage without sacrificing handling.

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Handling

Because bikes are meant to lean over.

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Wet

Because sometimes weather is unpredictable.

ADDITIONAL TIRE

FEATURES

  • Compared to the Roadsmart III, the RSIV increases mileage by 23 percent in the front and 26 percent in the rear.**
  • New tread patterns, construction, compounds, and profiles increase ride comfort, grip and mileage.
  • New technology allows the RSIV to maintain its high-performance throughout its lifespan.
  • MT Multi-Tread™ technology in the rear tire uses a long-wearing compound in the center, and special lateral compounds on the shoulders for outstanding grip.
  • New sidewall construction improves wet and dry handling and comfort.
  • **Testing performed by Dunlop in Japan on a 2018 Honda CB1300 SB with tire sizes 120/70ZR17 front and 180/55ZR17 rear on 40% public roads and 60% highways. Mileage results may vary.
  • CLICK HERE to view the full press kit.

TIRE PHOTOS

TIRE HIGHLIGHTS
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Sportmax Roadsmart IV Spec Chart

Tire Name Size Load/Speed Index Sidewall Part Number Applicable Rims Recommended Rim Overall Diameter Overall Width Full Tread Depth Maximum Load @ PSI MultiTread
SPORTMAX ROADSMART IV FRONT 120/70ZR17 (58W) 45253301 3.003.50 23.70 4.69 5/32 520 @ 42
SPORTMAX ROADSMART IV FRONT 120/70ZR18 (59W) 45253307 3.003.50 24.65 4.76 5/32 536 @ 42
SPORTMAX ROADSMART IV REAR 160/60ZR17 (69W) 45253302 4.505.00 24.80 6.54 9/32 716 @ 42
SPORTMAX ROADSMART IV REAR 170/60ZR17 (72W) 45253303 4.505.50 25.20 6.73 9/32 783 @ 42
SPORTMAX ROADSMART IV REAR 180/55ZR17 (73W) 45253304 5.506.00 25.00 7.20 9/32 805 @ 42
SPORTMAX ROADSMART IV REAR 190/50ZR17 (73W) 45253305 5.506.00 24.76 7.60 9/32 805 @ 42
SPORTMAX ROADSMART IV REAR 190/55ZR17 (75W) 45253306 5.506.00 25.47 7.68 9/32 853 @ 42
Tire Name Size Load/Speed Index Sidewall Part Number Applicable Rims Recommended Rim Overall Diameter Overall Width Full Tread Depth Maximum Load @ PSI Multi-Tread MultiTread
SPORTMAX ROADSMART IV FRONT 120/70ZR17 (58W) 45253301 3.003.50 23.70 4.69 5/32 520 @ 42
SPORTMAX ROADSMART IV FRONT 120/70ZR18 (59W) 45253307 3.003.50 24.65 4.76 5/32 536 @ 42
SPORTMAX ROADSMART IV REAR 160/60ZR17 (69W) 45253302 4.505.00 24.80 6.54 9/32 716 @ 42
SPORTMAX ROADSMART IV REAR 170/60ZR17 (72W) 45253303 4.505.50 25.20 6.73 9/32 783 @ 42
SPORTMAX ROADSMART IV REAR 180/55ZR17 (73W) 45253304 5.506.00 25.00 7.20 9/32 805 @ 42
SPORTMAX ROADSMART IV REAR 190/50ZR17 (73W) 45253305 5.506.00 24.76 7.60 9/32 805 @ 42
SPORTMAX ROADSMART IV REAR 190/55ZR17 (75W) 45253306 5.506.00 25.47 7.68 9/32 853 @ 42

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