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2026 Mongoose

Tyax Expert 27.5in

A 27.5″ aluminum frame hardtail crosscountry bike with upper mid-range components.

Manufacturer Price

$809$1,349
FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCR Air
Wheels27.5″ Aluminum
Drivetrain1 × 12
GroupsetSX Eagle
BrakesShimano Hydraulic Disc
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Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Price History
Specs
Build
Frame

Tectonic T2, aluminum, 27.5"+ cross country geometry, 9 mm x 141 mm QR dropout convertible to 12 mm x 148 mm thru axle, internal cable routing, 9 mm x 141 mm dropout, replaceable hanger, tapered headtube

BB StandardBSA, 73mm, Threaded

Fork

SR Suntour XCR Air, 27.5", aluminum steerer, hydraulic lockout, 15 mm x 110 mm, thru axle, 100 mm travel

Travel100mm

Spring TypeAir

Bottom Bracket

SRAM, BC- 73 cartridge, 3-piece, threaded 73 mm shell

Headset

Threadless, ZS44/ZS56, retainer bearing

Stem

Xposure 3D forged aluminum, threadless, 60 mm, 6°, 31.8 mm clamp

Handlebar

Xposure, double-butted aluminum, 740 mm width, 15 mm rise, 31.8 mm clamp

Saddle

Mongoose MTB

Seatpost

Xposure, aluminum, 350 mm, zero offset, 31.6 mm

TypeRigid

Pedals

Mongoose, nylon

Grips

Xposure Kraton, lock-on

Groupset
Rear Derailleur

SRAM SX Eagle

Crank

SRAM, 30T

Shifters

SRAM SX Eagle, 12-speed

Chain

SRAM SX 12spd

Brakes

Shimano BR-M400, hydraulic, aluminum, 160 mm rotor

TypeShimano Hydraulic Disc

Wheels
Rims

WTB ST-i35, aluminum double wall, 35 mm ID, 32H, tubeless compatible

Spokes

14G, stainless steel

Front Hub

Shimano HB-MT400B, aluminum, ball bearing, 15 mm x 110 mm, 32H, CENTER LOCK

Rear Hub

Shimano FH-MT200B, aluminum, ball bearing, 9 mm x 141 mm QR, 32H, CENTER LOCK

Tires

Kenda Kadre, 27.5 in x 2.4 in, wire bead

Rider Notes
Riders Also Viewed

First added March 21

Last updated June 13