2 Duros 7 Shapes

Formula Four Radial Wheels
Formula Four Radial Wheels
Size Width Riding Surface
51 28 19
52 29 20
53 30 21
54 31 22
55 33 23
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Tablets Shape Straight Cut profile, thin riding surface, speed and control for the sick.
Formula Four Radial Wheels
Conical Specs
Size Width Riding Surface
52 32.5 19
54 34 20
56 35 21
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Radial Shape Round edge design for control, speed, and a responsive slide.
Formula Four Radial Slim Wheels
Conical Specs
Size Width Riding Surface
51 29.5 18
52 30 18.5
53 30.5 19
54 31 19.5
56 34 20.5
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Radial Slim Shape Thinner, lighter hand cut round edge design for more control, speed and ultra responsive slide.
Formula Four Conical Wheels
Conical Specs
Size Width Riding Surface
51 31 19
52 31.5 19.5
54 32.2 20.2
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Conical Shape A true performance conical shape - hand cut for quick response and less weight.
Formula Four Conical Full Wheels
Conical Full Specs
Size Width Riding Surface
52 32.5 21
53 33.5 21.5
54 34 22
56 36 25
58 37 27.3
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Conical Full Wider riding surface and cutaway design for unmatched control and lasting speed everywhere.
Formula Four Lock In's Wheels
Lock In's Specs
Size Width Riding Surface
52 32 20
53 32.5 21.5
55 33.5 23
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
Lock In's Shape Asymmetrical shape and design featuring a conical cut profile opposite a straight edge side. Lock on in.
Formula Four Classic Wheels
Classic Specs
Size Width Riding Surface
50 30 14.5
51 31 15
52 32 15.5
53 33 16
54 33.5 16.5
56 35.3 17.8
58 35.8 18
60 39 21.5
Formula Four 99 Duro Formula Four 101 Duro Available in 99 and 101 Duro.
CLASSIC SHAPE The #1 Shape in skateboarding worldwide - proven for speed and control.

Unmatched abrasion resistance equals fewer flat spots Smooth anti-stick slide - more controllable grip - lasting speed

Burn Four-Ever

Spitfire Wheels Guarantee

We back our products 100% and guarantee all Spitfire Wheels against any manufacturer defect. If you feel you've received a set with a rare manufacturer defect please fill out and submit the information below to be put in contact with our warranties specialist for further information on how to send in your wheels for evaluation. If your wheels are determined to be defective we will send you a set of replacement wheels free of charge, no questions asked.

If your wheels are determined not to be defective you will have the option to have your wheels sent back to you or to purchase a new set of equal value at a discounted rate.

For all warranty issues please fill out the fields below