Bicycle Archive · Specification report

2003 Diamondback Response

Velopedia Archive ID 39434

Overview

Model year	2003
Brand	Diamondback
Model	Response
Bicycle type	Mountain bike, front suspension
Archive ID	39434
Original MSRP	$329.99
Colors	Black Diamond/Gray, Code Red/Silver
Sizes	14", 16", 18", 20", 22"

Frameset

Frame construction	TIG-welded
Frame material	6061 T6 aluminum
Fork	SR Suntour XC60, 63mm travel
Fork material	Aluminum, single crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	Shimano Acera EF29
Front derailleur	Shimano Acera
Rear derailleur	Shimano Alivio
Crankset	Shimano Alivio FC-MC19-L, 22/32/42 teeth
Bottom bracket	Sealed cartridge, 110mm spindle
BB shell width	68mm English
Rear cogs	8-speed, 11 - 30 teeth
Chain	Shimano CN-IG31, 1/2 x 3/32"
Pedals	Resin MTB

Brakes

Brakes	Aluminum linear-pull brakes, Shimano Acera levers

Cockpit & contact points

Headset	1 1/8" integrated Tien Hsin No.10 ZST
Handlebar	Aluminum, 1" rise
Handlebar extensions	Not included
Stem	Aluminum Ahead type
Saddle	Avenir
Seatpost	Aluminum micro-adjust, 27.2mm diameter

Wheels & tires

Hubs	Front: aluminum, Rear: Shimano FH-RM40
Rims	Aluminum, 36-hole
Spokes	Stainless steel
Front tire	26 x 2.10" all terrain
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	563.9 mm
Head-tube angle	71°
Seat-tube angle	73°
Chainstay / rear center	424.2 mm
Wheelbase	1059.2 mm
Fork offset / rake	38.1 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.