Bicycle Archive · Specification report

2018 Specialized Stumpjumper Pro 27.5

Velopedia Archive ID 900003688

Overview

Model year	2018
Brand	Specialized
Model	Stumpjumper Pro 27.5
Bicycle type	Mountain
Archive ID	900003688
Original MSRP	$6,400.00
Colors	Gloss Rocket Red/Mint Clean; Satin Platinum/Carbon/Charcoal
Sizes	S; M; L; XL

Frameset

Frame construction	S-Works FACT 11m, full carbon chassis and rear end, 27.5 Trail Geometry, SWAT™ Door integration, PF30 BB, fully enclosed internal cable routing, ManFu link, 12x148mm dropouts, sealed cartridge bearing pivots, replaceable derailleur hanger, 150mm of travel
Frame material	Carbon Fiber
Fork	Öhlins RXF 36, 27.5, Single-Tube design, air spring w/ adjustable 3rd chamber, adjustable low speed compression, adjustable rebound, 15x110mm thru-axle, 51mm offset, 150mm of travel
Rear shock	Custom Öhlins STX, Single-Tube design, Rx Trail Tune, 3rd Chamber air spring technology, AUTOSAG, adjustable compression & rebound damping, 197x48mm

Drivetrain

Shifters	SRAM X01 Eagle, trigger, 12-speed
Rear derailleur	SRAM X01 Eagle, 12-speed
Crankset	Truvativ Descendant, carbon, Boost™ 148, 170mm crankarm, 30mm spindle; chainrings: 32T
Bottom bracket	SRAM PF30
Cassette	SRAM X01 Eagle, 12-speed, 10-50t
Chain	SRAM X01 Eagle, 12-speed w/ PowerLock
Pedals	Specialized Platform, Cr-Mo, 9/16" spindle

Brakes

Brakes	(F) SRAM Guide RS, hydraulic disc, organic pads, Guide S4 4-piston caliper, 200/180mm rotor / (R) SRAM Guide RS, hydraulic disc, organic pads, Guide S4 4-piston caliper, 180/160mm rotor

Cockpit & contact points

Handlebar	Specialized Trail, 7050 alloy, 8-degree backsweep, 6-degree upsweep, 27mm rise, 780mm, 31.8mm clamp
Stem	Specialized Trail, 3D forged alloy, 4-bolt, 6-degree rise
Saddle	Body Geometry Henge Expert, hollow Ti rails, 143mm
Seatpost	Command Post IRcc, 12-position micro-height adjustable, alien head design, bottom mount cable routing, remote SRL lever, 30.9mm, S: 100mm, M/L/XL: 125mm of travel

Wheels & tires

Hubs	(F) Specialized, sealed cartridge bearings, 15x110mm spacing, 24h / (R) DT Swiss 350, Star Ratchet, 36t engagement, SRAM XD driver body, 12mm thru-axle, 148mm spacing, 28h
Rims	Roval Traverse Carbon 27.5, hookless carbon, 30mm inner width, 24/28h, tubeless ready, hand-built
Spokes	DT Swiss Revolution
Front tire	Butcher, GRID casing, Gripton compound, 2Bliss Ready, 27.5 x 2.6"
Rear tire	Butcher, GRID casing, Gripton compound, 2Bliss Ready, 27.5 x 2.6"

Geometry · S

Seat tube	396 mm
Effective top tube	558 mm
Head tube	105 mm
Head-tube angle	67°
Seat-tube angle	74°
Chainstay / rear center	420 mm
Wheelbase	1096 mm
Bottom-bracket drop	18 mm
Reach	388 mm
Stack	590 mm
Standover height	742 mm
Fork offset / rake	46 mm
Front center	677 mm
Trail	104 mm
Fork length / axle-to-crown	542 mm
Seatpost length	390 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · M

Seat tube	430 mm
Effective top tube	587 mm
Head tube	115 mm
Head-tube angle	67°
Seat-tube angle	74°
Chainstay / rear center	420 mm
Wheelbase	1126 mm
Bottom-bracket drop	18 mm
Reach	414 mm
Stack	599 mm
Standover height	748 mm
Fork offset / rake	46 mm
Front center	706 mm
Trail	104 mm
Fork length / axle-to-crown	542 mm
Seatpost length	430 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	780 mm

Geometry · L

Seat tube	468 mm
Effective top tube	618 mm
Head tube	125 mm
Head-tube angle	67°
Seat-tube angle	74°
Chainstay / rear center	420 mm
Wheelbase	1158 mm
Bottom-bracket drop	18 mm
Reach	442 mm
Stack	608 mm
Standover height	762 mm
Fork offset / rake	46 mm
Front center	738 mm
Trail	104 mm
Fork length / axle-to-crown	542 mm
Seatpost length	430 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	780 mm

Geometry · XL

Seat tube	523 mm
Effective top tube	646 mm
Head tube	95 mm
Head-tube angle	67°
Seat-tube angle	74°
Chainstay / rear center	420 mm
Wheelbase	1184 mm
Bottom-bracket drop	18 mm
Reach	464 mm
Stack	617 mm
Standover height	764 mm
Fork offset / rake	46 mm
Front center	764 mm
Trail	104 mm
Fork length / axle-to-crown	542 mm
Seatpost length	430 mm
Crank length	170 mm
Stem length	60 mm
Handlebar width	780 mm

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