Bicycle Archive · Specification report

2025 Giant STP 26

Velopedia Archive ID 900002380

Overview

Model year	2025
Brand	Giant
Model	STP 26
Bicycle type	Mountain
Archive ID	900002380
Original MSRP	$1,200.00
Colors	Quicksilver
Sizes	regular; large
Weight	12.51 kg (27 lbs 11 oz) - Size (26)

Frameset

Frame construction	ALUXX-grade aluminum, horizontal dropouts, integrated chain tensioner
Frame material	Aluminum
Fork	Giant CREST 34 Boost RCL, 15x110mm, 100mm
Rear shock	N/A

Drivetrain

Shifters	MicroSHIFT Advent X SL-M9605
Front derailleur	N/A
Rear derailleur	MicroSHIFT Advent X RD-M6205
Crankset	Prowheel Charm, 30t, 155mm (regular) Prowheel Charm, 30t, 155mm (large)
Bottom bracket	threaded
Cassette	MicroSHIFT Advent X CS-H104, 11x48
Chain	KMC X10
Pedals	platform

Brakes

Brakes	Tektro HD-M275, hydraulic [F]180mm, [R]160mm rotors

Cockpit & contact points

Handlebar	Giant Sport, alloy, 31.8mm
Stem	forged alloy, 0-degree
Saddle	Giant Sport
Seatpost	alloy, two-bolt, 30.9x300mm (regular) alloy, two-bolt, 30.9x350mm (large)

Wheels & tires

Hubs	Giant Disc, 28h, 100x15 thru-axle, alloy, disc
Rims	Giant 26", alloy, 28mm inner width
Spokes	stainless, 14g
Front tire	Maxxis Ikon, 26x2.2"
Rear tire	Maxxis Ikon, 26x2.2"

Geometry · Regular

Top tube	545 mm
Head tube	100 mm
Head-tube angle	67°
Seat-tube angle	73.5°
Chainstay / rear center	435 mm
Wheelbase	1086 mm
Reach	374 mm
Stack	579 mm
Standover height	679.5 mm
Crank length	155 mm

Geometry · Large

Top tube	575 mm
Head tube	110 mm
Head-tube angle	67°
Seat-tube angle	73.5°
Chainstay / rear center	435 mm
Wheelbase	1117 mm
Reach	401 mm
Stack	588 mm
Standover height	717.6 mm
Crank length	155 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 29, 2026.