Get ready to unleash your kid's inner trail-blazing, dirt-loving dynamo with the Specialized Riprock Coaster 20" Kids Mountain Bike! This two-wheeled marvel is like a masterclass in traction, control, and all-out giggles. We're talking about a bike that transforms every ride into a gravity-defying adventure.
Picture this: your mini shredder conquering trails and urban jungles alike, all while sporting a grin that could power a small city. It's not magic; it's the Riprock 20 Coaster in action. The secret sauce? Those beefy 2.3-inch tires that grip the terrain like a pro climber on a mountain face. Rocks, roots, sand—consider them all fair game.
Imagine the ease of a single-speed setup combined with the security blanket of an intuitive coaster brake. It's a recipe that banishes the fear of endos and tumbles, allowing your young daredevil to focus on what really matters: pure unadulterated FUN.
We're talking about 20-inch wheels that roll over obstacles like they're not even there. Plus, these wheels are practically begging to spin and spin, whether on a dirt path or a neighborhood race.
So, parents and adventurers alike, if you're ready to turn your kid into a bona fide Ripper, the Riprock 20 Coaster is the ticket to ride. It's more than a bike—it's a one-way ticket to endless giggles, trail tales, and memories that'll last a lifetime. Suit up, saddle up, and let the trails become your kid's playground!
Features:
- The A1 premium aluminum frame is lightweight and built to withstand the tough use by kids, while the geometry features an ultra-low standover that makes it easy for your little ones to fit on and grow with the bike.
 
- Steel coaster brake is a reliable, easy to use brake perfect for safe stops and awesome skids.
 
- 20x2.3" Rhythm Lite tires deliver tons of traction, comfort, stability, and fun over all types of terrain.
 
Specifications
| 
 Frame 
 | 
Specialized A1 Premium Aluminum | 
| 
 Fork 
 | 
Hi-Ten steel | 
| 
 Seat Binder 
 | 
Bolt-type, 28.6mm | 
| 
 Stem 
 | 
Die Cast Aluminum, 37mm length, 10 degree, 22.2 clamp diameter | 
| 
 Handlebars 
 | 
BMX, steel, 10-degree backsweep, 4-degree upsweep, 130mm rise, 560mm width, 22.2mm | 
| 
 Grips 
 | 
Specialized, slip-on | 
| 
 Saddle 
 | 
Specialized Kids' Henge | 
| 
 SeatPost 
 | 
Steel, 25.4mm | 
| 
 Rear Brake 
 | 
V-brake w/ tool-less reach adjust brake lever | 
| 
 Chain 
 | 
KMC Z510, single-speed, anti-drop, 1/2"x1/8" | 
| 
 Crankset 
 | 
Hi-Ten steel, 114mm | 
| 
 Chainrings 
 | 
Steel, 36T | 
| 
 Bottom Bracket 
 | 
Feimin FP-B701, 68MM | 
| 
 Pedals 
 | 
Nylon platform w/ reflectors | 
| 
 Rims 
 | 
20" alloy, 16mm depth, 21mm internal width | 
| 
 Front Hub 
 | 
Steel, bolt-on, 100mm spacing, loose ball bearings, 36h | 
| 
 Rear Hub 
 | 
Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 18T cog, 36h | 
| 
 Spokes 
 | 
Stainless, 14g | 
| 
 Front Tire 
 | 
Rhythm Lite, 30 TPI, wire bead, 20x2.3" | 
| 
 Rear Tire 
 | 
Rhythm Lite, 30 TPI, wire bead, 20x2.3" | 
| 
 Inner Tubes 
 | 
Schrader valve | 
 
Geometry
| Crank Length | 
114mm | 
| Stem Length | 
37mm | 
| Handlebar Width | 
560mm | 
| Seatpost Length | 
220mm | 
| Saddle Width | 
143mm | 
| Seat Tube Length, BB Center to Top | 
250mm | 
| Top Tube Length, Horizontal | 
449mm | 
| BB Drop | 
42mm | 
| Chainstay Length | 
386mm | 
| Seat Tube Angle | 
72° | 
| Head Tube Angle | 
70° | 
| Fork Rake | 
23mm | 
| Trail | 
71mm | 
| Front Center | 
476mm | 
| Wheelbase | 
858mm | 
| Standover Height | 
477mm | 
| Head Tube Length | 
80mm | 
| Reach | 
315mm | 
| Stack | 
413mm |