Bicycle Archive · Specification report

1993 Diamondback Ascent EX

Velopedia Archive ID 40888

Overview

Model year	1993
Brand	Diamondback
Model	Ascent EX
Bicycle type	Mountain bike, non-suspension
Archive ID	40888
Original MSRP	$600.00
Sizes	14, 16, 18, 20, 22

Frameset

Frame construction	TIG-welded steel
Frame material	True Temper AVR DB chrome-moly
Fork	Diamond Back chrome-moly taper gauge

Drivetrain

Component group	Shimano Exage ES/LT Rapidfire Plus
Shifters	Shimano Exage ES Rapidfire Plus
Front derailleur	Shimano Exage LT
Rear derailleur	Shimano Exage ES
Crankset	Shimano Exage ES, 26/36/46 teeth
Rear cogs	7-speed, 12 - 28 teeth
Chain	DID Super Lanner
Pedals	Victor 955A w/clips & straps

Brakes

Brakes	Shimano Exage LT brakes, levers

Cockpit & contact points

Handlebar	Avenir Alloy
Stem	Zoom Sport
Saddle	Avenir Gel Comp
Seatpost	Avenir Alloy micro-adjust

Wheels & tires

Hubs	Shimano alloy
Rims	Araya CV-7, 32-hole
Front tire	26 x 1.95" Tioga Psycho II
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	579.1 mm
Head-tube angle	71°
Seat-tube angle	71°
Chainstay / rear center	424.2 mm
Wheelbase	1077 mm
Fork offset / rake	45.7 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 24, 2026.