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A deck assembly for a scooter comprises a deck having a top surface, a bottom surface, and two side surfaces, and a grind plate having a front end, a rear end, a mating surface, and a grinding surface. The grind plate may be slidably attachable to the deck such that the mating surface of the grind p

A deck assembly for a scooter comprises a deck having a top surface, a bottom surface, and two side surfaces, and a grind plate having a front end, a rear end, a mating surface, and a grinding surface. The grind plate may be slidably attachable to the deck such that the mating surface of the grind plate mates with the bottom surface of the deck, and the bottom surface of the deck and at least a portion of each side surface of the deck are covered by the grind plate. A scooter assembly may further comprise a neck, a handlebar assembly, and steer tube extending through a down tube. The steer tube may be a butted tube member having a first wall thickness near a bottom portion of the butted tube member and a second wall thickness near a top portion of the butted tube member, the first wall thickness being greater than the second wall thickness. The steer tube may define a linear slot at or near the bottom portion of the steer tube and a key adapted to fit into the linear slot.

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1. A deck assembly for a scooter, comprising: a deck having a top surface, a bottom surface, a front end, a rear end, and two side surfaces;a grind plate having a front end, a rear end, a mating surface, and a grinding surface;the grind plate being slidably attachable to the deck by sliding the grin

1. A deck assembly for a scooter, comprising: a deck having a top surface, a bottom surface, a front end, a rear end, and two side surfaces;a grind plate having a front end, a rear end, a mating surface, and a grinding surface;the grind plate being slidably attachable to the deck by sliding the grind plate in a forward direction from the rear end of the deck to the front end of the deck such that the mating surface of the grind plate mates with the bottom surface of the deck, and the bottom surface of the deck and at least a portion of each side surface of the deck are covered by the grind plate. 2. The deck assembly of claim 1 wherein the grind plate and the deck comprise interlocking dovetail slide-in features. 3. The deck assembly of claim 1 wherein the grinding surface of the grind plate is substantially V-shaped. 4. The deck assembly of claim 1 wherein the grind plate is made of plastic. 5. The deck assembly of claim 1 wherein the deck defines a storage compartment. 6. A scooter assembly comprising: a deck having a front end, a rear end, a top surface, a bottom surface, and two side surfaces;a neck joined to the deck at or near the front end of the deck;a head tube fixedly attached to the neck;a steer tube extending through the head tube, the steer tube being an integrally formed butted tube member having a first wall thickness near a bottom portion of the steer tube and a second wall thickness near a top portion of the steer tube, the first wall thickness being greater than the second wall thickness;a front fork movably coupled to a bottom portion of the steer tube and a front wheel coupled to the front fork;a fixed position rear wheel coupled to the deck at or near the rear end of the deck; anda grind plate slidably attachable to the deck by sliding the grind plate in a forward direction from the rear end of the deck to the front end of the deck. 7. The scooter assembly of claim 6 further comprising a handlebar assembly attached to the steer tube at or near a top portion of the steer tube. 8. The scooter assembly of claim 6 further comprising a clamp assembly coupled to the steer tube at or near the bottom portion of the steer tube. 9. The scooter assembly of claim 6wherein the grind plate has a front end, a rear end, a mating surface, and a grinding surface; andwherein the mating surface of the grind plate mates with the bottom surface of the deck, and the bottom surface of the deck and at least a portion of each side surface of the deck are covered by the grind plate. 10. The scooter assembly of claim 6 wherein the neck comprises one or more cross beams. 11. A scooter assembly comprising: a deck having a front end, a rear end, a top surface, a bottom surface, and two side surfaces;a neck joined to the deck at or near the front end of the deck;a head tube fixedly attached to the neck; a steer tube extending through the head tube;a front fork movably coupled to a bottom portion of the steer tube via a stem and a front wheel coupled to the front fork;a fixed position rear wheel coupled to the rear end of the deck; anda grind plate having a front end, a rear end, a mating surface, and a grinding surface, the grind plate being slidably attachable to the deck by sliding the grind plate in a forward direction from the rear end of the deck to the front end of the deck. 12. The scooter of claim 11 further comprising a clamp assembly coupled to the steer tube at or near the bottom portion of the steer tube. 13. The scooter assembly of claim 11 further comprising a handlebar assembly attached to the steer tube at or near a top portion of the steer tube. 14. The scooter assembly of claim 11 wherein the neck comprises one or more cross beams. 15. The scooter assembly of claim 11 wherein the steer tube is a butted tube member having a first wall thickness near a bottom portion of the steer tube and a second wall thickness near a top portion of the steer tube, the first wall thickness being greater than the second wall thickness. 16. The scooter assembly of claim 11 wherein the mating surface of the grind plate mates with the bottom surface of the deck, and the bottom surface of the deck and at least a portion of each side surface of the deck are covered by the grind plate. 17. The scooter assembly of claim 16 wherein the grind plate and the deck comprise interlocking dovetail slide-in features. 18. The scooter assembly of claim 16 wherein the grinding surface of the grind plate is substantially V-shaped.