Bicycle Archive · Specification report

2003 Diamondback RM24

Velopedia Archive ID 39409

Overview

Model year	2003
Brand	Diamondback
Model	RM24
Bicycle type	BMX
Archive ID	39409
Original MSRP	$329.99
Colors	Fast Black/Silver/Black
Sizes	Pro

Frameset

Frame construction	TIG-welded
Frame material	7005 aluminum
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	AC Race 16 3pc, 41 teeth
Bottom bracket	AC Euro Sealed Bearing
BB shell width	68mm English
Rear cogs	1-speed, 17 teeth
Chain	KMC Z610HX, 1/2 X 3/32"
Pedals	Aluminum platform

Brakes

Brakes	ProMax linear-pull rear brakes, Promax alloy rear levers

Cockpit & contact points

Headset	1 1/8" threadless steel
Handlebar	Chromoly BMX
Handlebar extensions	N/A
Stem	Aluminum
Saddle	Diamondback BMX
Seatpost	Aluminum, 27.0mm diameter

Wheels & tires

Hubs	Aluminum
Rims	Alex DM-24, 36-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	24 x 1.75" Comp III style
Wheel size	24" wheels

Geometry · Legacy reference

Top tube	539.8 mm
Head-tube angle	73°
Seat-tube angle	71°
Chainstay / rear center	386.1 mm
Wheelbase	980.4 mm
Fork offset / rake	30.5 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 28, 2026.