Bicycle Archive · Specification report

2004 Redline Grom X

Velopedia Archive ID 92305

Overview

Model year	2004
Brand	Redline
Model	Grom X
Bicycle type	Freestyle/jumping
Archive ID	92305
Original MSRP	$189.99
Colors	Red, Yellow
Sizes	Mini

Frameset

Frame construction	TIG-welded
Frame material	Chromoly/hi-tensile steel
Fork	Redline Mini Monster
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	1-piece 140mm, 36 teeth
Bottom bracket	Loose ball
Rear cogs	1-speed, 16 teeth
Chain	KMC Z410, 1/2 x 3/32"
Pedals	Redline aluminum

Brakes

Brakes	Tektro U-brake brakes, Tektro aluminum levers

Cockpit & contact points

Headset	1 1/8" threadless steel threadless
Handlebar	Redline Trail bars
Handlebar extensions	Not included
Stem	Redline aluminum Proline
Saddle	Redline X5.0
Seatpost	Steel micro-adjust

Wheels & tires

Hubs	Aluminum, 14mm axle
Rims	Alex X-303, 36-hole
Spokes	14ga. (2.0mm) straight gauge
Front tire	Front: 20 x 2.125" Maxxis Hookworm, Rear: 20 x 1.75" Maxxis Hookworm
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.