SwellTech SwellTech 70mm 78A
70mm · 78A · €€
SwellTech's larger wheel upgrade. The 70mm diameter makes the surfskate roll faster and helps the springs last longer. Square lip for maximum grip to complement the ultra-loose truck system.
Where to Buy
No direct link available — opens an Amazon search with our affiliate tag.
Amazon Prime delivery may apply on eligible items.
As an Amazon Associate we earn from qualifying purchases. Other retailer links are also affiliate. No extra cost to you.
Specifications
| Diameter ⊕ Larger wheels roll faster and handle rough terrain better. Smaller wheels accelerate quicker and keep the board lower. | 70mm |
| Durometer ⊕ Measured in A scale. Lower values (78A) grip more for carving. Higher values (83A+) slide easier for snaps. | 78A |
| Contact Patch ⊕ The width of rubber touching the ground. Wider patches grip more, narrower patches slide easier. | 44mm |
| Lip Profile ⊕ Round lips slide predictably. Square lips grip harder into turns before breaking traction. | Square |
| Core Type ⊕ Centerset cores wear evenly and can be flipped. Offset cores grip more on the inner edge. | Offset |
| Width ⊕ Overall wheel width. Wider wheels provide more stability and grip surface. | 46mm |
| Terrain | Street, Park |
| Year | 2023 |
| Price Range | €€ |
Wheel Size Comparison
Durometer Scale
Softer wheels (lower A) grip more for carving. Harder wheels (higher A) slide easier for snaps.
Speed & Acceleration
Larger wheels reach higher top speeds but take longer to accelerate. Smaller wheels accelerate faster but have a lower top speed.
Riding Profile
Calculated from diameter, durometer, lip profile and intended terrain.
Compatible Surfskates
These surfskates come with 70mm wheels from the factory.