More range, Less impact, EV perfected.
Smart Flex AH51
Steering axle tire delivering premium performance in all regional haul conditions during the whole tire life
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Regional Haul
Getting better CPK, Reducing fuel consumption, Securing your safety

Getting better CPK
Minimised cost per kilometre 10% less than predecessor
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Mileage performance
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CPX Index table
Pattern Design
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Pattern Design
Stiffness Control Contour Theory (SCCT Technology)
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SCCT Technology is designed to reduce profile deformation. If the carcass profile is not kept constant, the internal force on the carcass will be concentrated on a specific point (belt edge or carcass turn up edge). In contrast, SCCT technology controls the dispersion of internal force for better durability.
Reducing fuel consumption
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Securing your safety
Hankook
SmartLife
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Hankook premium tires are manufactured with robust carcass design and additional regroove tread rubber to deliver a second regrooved tire life and a third retread life.
Gallery

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Spec
- 22.5”
-
275/70R22.5
- Fuel Efficiency C
- Wet Grip C
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 8.25X22.5
- Load Index 148/145M
- Section Width(mm) 275
- Tread Width(mm) 232
- Tread Depth(mm) 14.5
- Static Loaded Radius(mm) 447
- Overall Diameter(mm) 962
- M+S Y
- 3PMSF Y
- Origin Korea
-
275/70R22.5
- Fuel Efficiency C
- Wet Grip C
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 8.25X22.5
- Load Index 148/145M
- Section Width(mm) 275
- Tread Width(mm) 232
- Tread Depth(mm) 14.5
- Static Loaded Radius(mm) 447
- Overall Diameter(mm) 962
- M+S Y
- 3PMSF Y
- Origin China
-
295/80R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 9.00X22.5
- Load Index 154/149M
- Section Width(mm) 306
- Tread Width(mm) 246
- Tread Depth(mm) 14.9
- Static Loaded Radius(mm) 490
- Overall Diameter(mm) 1052
- M+S Y
- 3PMSF Y
- Origin Korea
-
295/80R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 9.00X22.5
- Load Index 154/149M
- Section Width(mm) 306
- Tread Width(mm) 246
- Tread Depth(mm) 14.9
- Overall Diameter(mm) 1052
- M+S Y
- 3PMSF Y
- Origin China
-
315/60R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.75X22.5
- Load Index 154/148L
- Section Width(mm) 320
- Tread Width(mm) 280
- Tread Depth(mm) 12.0
- Static Loaded Radius(mm) 439
- Overall Diameter(mm) 949
- M+S Y
- 3PMSF Y
- Origin Korea
-
315/60R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.75X22.5
- Load Index 154/148L
- Section Width(mm) 320
- Tread Width(mm) 280
- Tread Depth(mm) 12.0
- Static Loaded Radius(mm) 439
- Overall Diameter(mm) 949
- M+S Y
- 3PMSF Y
- Origin China
-
315/70R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.0X22.5
- Load Index 156/150L
- Section Width(mm) 314
- Tread Width(mm) 270
- Tread Depth(mm) 15.0
- Static Loaded Radius(mm) 468
- Overall Diameter(mm) 1012
- M+S Y
- 3PMSF Y
- Origin Korea
-
315/70R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.00X22.5
- Load Index 156/150L
- Section Width(mm) 314
- Tread Width(mm) 270
- Tread Depth(mm) 15.0
- Overall Diameter(mm) 1012
- M+S Y
- 3PMSF Y
- Origin China
-
315/80R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.0×22.5
- Load Index 156/150L
- Section Width(mm) 320
- Tread Width(mm) 260
- Tread Depth(mm) 16.5
- Static Loaded Radius(mm) 501
- Overall Diameter(mm) 1081.0
- M+S Y
- 3PMSF Y
- Origin Korea
-
315/80R22.5
- Fuel Efficiency C
- Wet Grip B
- External Rolling Noise 72
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 9.00X22.5
- Load Index 156/150L
- Section Width(mm) 320
- Tread Width(mm) 260
- Tread Depth(mm) 16.5
- Overall Diameter(mm) 1081
- M+S Y
- 3PMSF Y
- Origin China
-
355/50R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 11.75X22.5
- Load Index 156K
- Section Width(mm) 355
- Tread Width(mm) 306
- Tread Depth(mm) 13.0
- Static Loaded Radius(mm) 436
- Overall Diameter(mm) 935
- M+S Y
- 3PMSF Y
- Origin Korea
-
355/50R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 18
- Measuring Rim 11.75X22.5
- Load Index 156K
- Section Width(mm) 355
- Tread Width(mm) 306
- Tread Depth(mm) 13.0
- Static Loaded Radius(mm) 436
- Overall Diameter(mm) 935
- M+S Y
- 3PMSF Y
- Origin China
-
385/55R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 11.75X22.5
- Load Index 160K
- Section Width(mm) 385
- Tread Width(mm) 324
- Tread Depth(mm) 13.9
- Static Loaded Radius(mm) 461
- Overall Diameter(mm) 1000
- M+S Y
- 3PMSF Y
- Origin Korea
-
385/55R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 12.25X22.5
- Load Index 160K
- Section Width(mm) 385
- Tread Width(mm) 324
- Tread Depth(mm) 13.9
- Static Loaded Radius(mm) 461
- Overall Diameter(mm) 1000
- M+S Y
- 3PMSF Y
- Origin China
-
385/65R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 11.75X22.5
- Load Index 160K
- Section Width(mm) 379
- Tread Width(mm) 308
- Tread Depth(mm) 14.0
- Static Loaded Radius(mm) 498
- Overall Diameter(mm) 1071
- M+S Y
- 3PMSF Y
- Origin Korea
-
385/65R22.5
- Fuel Efficiency B
- Wet Grip B
- External Rolling Noise 70
- Tube Type / Tubeless L
- Ply Rating 20
- Measuring Rim 11.75X22.5
- Load Index 160K
- Section Width(mm) 381
- Tread Width(mm) 308
- Tread Depth(mm) 14.0
- Static Loaded Radius(mm) 498
- Overall Diameter(mm) 1071
- M+S Y
- 3PMSF Y
- Origin China