Bicycle Archive · Specification report

1995 Dyno Slammer

Velopedia Archive ID 28003

Overview

Model year	1995
Brand	Dyno
Model	Slammer
Bicycle type	Freestyle/jumping
Archive ID	28003
Original MSRP	$464.99
Colors	Chrome-plated
Sizes	Boys

Frameset

Frame construction	TIG-welded steel
Frame material	True Temper chromoly, oversize, w/bolt-on bashguard
Fork	Dyno
Fork material	True Temper chromoly, unicrown crown

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	GT Power Series 1-piece chromoly, 43 teeth
Rear cogs	1-speed
Chain	KMC, 1/2 x 3/32"
Pedals	GT alloy

Brakes

Brakes	Dia-Compe 990 U-brake brakes, Dia-Compe Tech 77 levers

Cockpit & contact points

Headset	1" Tioga Beartrap w/Gyro rotor
Handlebar	Dyno 4-piece Freestyle chromoly
Handlebar extensions	N/A
Stem	GT Pro XL alloy
Saddle	GT w/Bashguard, tubular chromoly rails
Seatpost	Dyno Drainpipe, 22.2 mm (7/8 inch) diameter

Wheels & tires

Hubs	GT Large Flange
Rims	Weinmann 2525 Double Wall, 48-hole
Spokes	Steel, 2.0 mm straight gauge
Spoke nipples	Brass nipples
Front tire	20 X 2.10" GT LP III
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	482.6 mm
Head-tube angle	72°
Seat-tube angle	70°
Chainstay / rear center	383.5 mm
Wheelbase	927.1 mm

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