Rocked by Diamondback pro rider Billy Lewis, this is a bike built for the pro’s. With a weapons grade aluminum frame and dirt jump specific geometry, this steed comes stacked with a Fox 831 100mm fork w/ QR15 axle, a 48 spline sealed cartridge BB w/a 28t DB alloy ring and 13t cog, Alienation Skylark frt/Delinquent rear Rims w/ cartridge bearing hubs, and a Shimano hydraulic disc rear brake with XT 160mm rotor. A bike for the pro’s rocked by the bros… Boom.


  • Assault Dirt Jump 6061-T6 aluminum frame with integrated head tube, Mission formed top tube, and steel reinforced horizontal BMX dropouts
  • Fox 32 "831" RLC "FIT" 100mm (internally adjustable to 110 or 120mm) travel fork with a 15mm QR axle
  • Tubular Chromo 48 spline 175mm crank and a Euro sealed cartridge with 4 sealed bearings and a 19mm spindle
  • 32 spoke 26" wheels with Alienation Skylark front and Delinquent rear rims
  • Shimano M445 hydraulic disc brakes with XT SM-RT76 160mm rotor

Bike Specs

Sizes 13" Medium 
Frame Assualt Dirt Jump 6061-T6 Aluminum frame w/integrated head tube, Mission Formed Top Tube, steel reinforced horizontal BMX dropouts.
Fork Fox 32 "831" RLC "FIT" 100mm Travel, 15QR (internally adjustable to 110 or 120mm)
Rear Shock N/A
Cranks Tubular Cromo 48 Spline, 175mm
Bottom Bracket Euro Sealed Cartridge with 4 Sealed Bearings, 19mm spindle
F. Derailleur N/A
R. Derailleur N/A
Shifter N/A
Brake Levers Shimano Deore M505 radial w/ hinge clamp, reach adj.
Brakes Shimano M445 Hydraulic Disc w/ 6-bolt, XT SM-RT76 160mm Rotor
Cassette 12t cog
Rims Alienation 32h Skylark front / Delinquent rear rims
Tires Kenda 26x2.35 Small Block 8 frt/ 26x2.1 NPJ rear tires
Pedals DB cromo replaceable pin Platform BMX pedal
Handlebar Gravity Lite 40mm rise 710 width
Stem Gravity, 2014 Aluminum, 31.8, 45mm ext. 6degree rise
Seatpost Alienation Billy Club Pivotal 30.9
Seat Alienation, Pivotal Emerald City Saddle
Headset FSA No.8D integrated
Colors 737 Alodine Green
Chain KMC-HL710 Half link chain
Hubset (F) 32h Alloy Sealed bearing, 15mm thru axle (R) 32h Alloy single speed w/ CNC disc mount, Sealed Bearing, 10mm nutted axle
Spokes White 14g Stainless Steel
Grips DB 130mm D2 Kraton
Extras Owner’s manual, Chainstay Protector, Clear Coat
Note Specifications Subject to Change


Size 13" Medium
Seat Tube Length ** 13.0"
Standover Height 27.0"
Top Tube Length * 22.0"
Head Tube Length 125.0mm
Head Angle 69.0°
Seat Angle 72.0°
Wheel Base 1055.0mm
Chain Stay Length 390.0"
Fork Offset 45.0mm
BB Height 330.0"
Stem Length 45.0mm
Handlebar Width 710.0mm
Crank Length 175.0mm
Seat Post Length 200.0mm
* Measured Horizontally ** Measured from Center