Bicycle Archive · Specification report

1998 Diamondback Coaster

Velopedia Archive ID 76405

Overview

Model year	1998
Brand	Diamondback
Model	Coaster
Bicycle type	Cruiser
Archive ID	76405
Original MSRP	$200.00
Colors	Green w/black fork, maroon w/black fork
Sizes	Mens, womens

Frameset

Frame construction	MIG-welded
Frame material	Hi-tensile steel
Fork	Diamondback
Fork material	Hi-tensile steel, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Diamondback, 46 teeth
Bottom bracket	YST BB 621
BB shell width	N/A
Rear cogs	1-speed
Chain	Taya 410, 1/2 x 1/8"
Pedals	Diamondback cruiser

Brakes

Brakes	Shimano coaster brake

Cockpit & contact points

Headset	1" YST steel
Handlebar	Diamondback cruiser
Handlebar extensions	N/A
Stem	Lee Chi
Saddle	Diamondback cruiser
Seatpost	Pillar, steel, 25.4mm diameter

Wheels & tires

Hubs	Front: Kung Ten steel, nutted, Rear: Shimano coaster
Rims	Kin Lin 21AL, 36-hole
Spokes	Shuhn Lih stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 2.125" Diamondback cruiser
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	414 mm
Head-tube angle	71°
Seat-tube angle	73°
Chainstay / rear center	342.9 mm
Wheelbase	840.7 mm
Fork offset / rake	50.8 mm

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