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This bike must be picked up from an approved store. Due to warranty regulations, Mongoose bikes must be assembled by a qualified bike mechanic - this is an international policy for Mongoose bikes.

In Store Availability

Mongoose 2021 Tyax Expert 27.5

Hardtail Mountain Bikes
$1,599.99
31
or /week for months

Product Details

This bike must be picked up from an approved store. Due to warranty regulations, Mongoose bikes must be assembled by a qualified bike mechanic - this is an international policy for Mongoose bikes.

Tyax 27.5 Expert

The Tyax has everything a rider could need to start attaching the tough climbs and winding switchbacks that come with XC riding.


  • The hardtail choice of pro rider Greg Watts, the Tyax Expert 27.5 is a high-performance MTB perfect for XC trail riding. Suggested rider height by size: SM: 5’2” – 5’6”, MD: 5’5” – 5’10”, LG: 5'9" – 6'2.
  • Stiff, lightweight Tectonic T2 aluminium frame with tapered headtube, internal cable routing, replaceable hanger, and convertible QR dropouts.
  • 1 x 12 SRAM drivetrain with 3-piece SRAM SX Powerspline aluminium cranks and SRAM SX Eagle derailleur and shifters.
  • SR Suntour XCR Air 100 mm travel fork with aluminium steerer and hydraulic lockout.
  • 27.5" x 2.20" Kenda Kadre tires on WTB ST-i29, aluminium double wall, tubeless compatible rims with Shimano BR-M400 hydraulic disc brakes.
Specifications:

FRAME: Tectonic T2, aluminum, 27.5" cross country geometry, internal cable routing, 9 mm x 141 mm QR dropout convertible to 12 mm x 148 mm thru axle, replaceable hanger, tapered headtube
FORK: SR Suntour XCR Air, 27.5", aluminum steerer, hydraulic lockout, 9 mm x 100 mm, QR, 100 mm travel
CRANK: SRAM SX Powerspline, aluminum, 30T
CHAIN: SRAM SX 12spd
BOTTOM BRACKET: SRAM, BC- 73 cartridge, 3-piece, threaded 73 mm shell
SHIFTERS: SRAM SX Eagle, 12-speed
REAR COG: SRAM, 12-speed, 11-50T
REAR DERAILLEUR: SRAM SX Eagle
RIMS: WTB ST-i29, aluminum double wall, 29 mm ID, 32H, tubeless compatible
FRONT HUB: Shimano HB-MT200B, aluminum, ball bearing, 9 mm x 100 mm, 32H, CENTER LOCK
REAR HUB: Shimano FH-MT200B, aluminum, ball bearing, 9 mm x 141 mm QR, 32H, CENTER LOCK
SPOKES: 14G, stainless steel
TYRES: Kenda, 27.5 in x 2.20 in, wire bead
PEDALS: Mongoose, nylon
BRAKES: Shimano BR-M400, hydraulic, aluminum, 160 mm rotor
HANDLEBAR: Xposure, double-butted aluminum, 740 mm width, 15 mm rise, 31.8 mm clamp
STEM: Xposure 3D forged aluminum, threadless, 60 mm/70 mm, 6°, 31.8 mm clamp
HEADSET: Threadless, ZS44/ZS56, retainer bearing
SEAT POST: Xposure, aluminum, 350 mm, zero offset, 31.6 mm
SADDLE: Mongoose MTB, steel rails
GRIPS: Xposure Kraton, lock-on

*All specifications listed are subject to change without notice.* Accessories sold separately*



Geometry Table:

    SM MD LG
A Head Tube Angle (Degrees) 69.5 69.5 69.5
B Seat Tube Angle (Degrees) 74 74 74
C Horizontal Top Tube Length (mm) 595 600 630
D Seat Tube Length (mm) 435 450 495
E Standover Height (mm) 773.7 785.5 813.7
F Head Tube Length (mm) 110 115 120
G Chainstay Length (mm) 445 445 445
H Fork Offset (mm) 46 46 46
I Bottom Bracket Drop / Rise (mm) 59.5 59.5 59.5
J Wheelbase (mm) 1117.9 1123.3 1153.7
K Stack (mm) 631.6 636.3 641
L Reach (mm) 413.9 417.5 446.2
  Stem Length (mm) 60 80 80
  Bar Width (mm) 720 720 720
  Seat Post Size (mm) 31.6 31.6 31.6


Authorised Stores

Auckland - Newmarket (Bikes & full bike workshop)
80 Broadway, Newmarket, Auckland 1023

Auckland - Albany
6 Mercari Way, Albany, Auckland 0632

Auckland - Westgate
Shop H07, Fred Taylor Drive, Massey, Auckland 0814

Auckland - Mt Wellington
Apex Megacentre, 315-375 Mt Wellington Highway, Mt Wellington, Auckland 1060

Hamilton - Central
282 Barton Street, Hamilton 3204

Hamilton - The Base
The Base (Next to the Warehouse), Te Rapa Road & Wairere Drive, Te Rapa, Hamilton 3200

Rotorua
1170 Amohau St, Shop 9, Rotorua Central Mall , Rotorua 3010

Taupo
41 Tamamutu Street, Taupo 3330

New Plymouth
1 Struthers Place, Valley Mega Centre, Waiwhakaiho, New Plymouth 4312

Tauranga
Tenancy 10, Tauranga Crossing, 2 Taurikura Drive, Tauranga 3110

Napier
3/87 Ford Road, Onekawa, Napier 4110

Palmerston North
250 Featherston Street, Palmerston North 4410

Wellington - Porirua
10 Semple Street, Porirua Mega Centre, Elsdon, Porirua 5022

Christchurch - Tower Junction
1 Picton Ave & Blenheim Road, Tower Junction, Addington, Christchurch 8011

Christchurch - Northlink
Unit B2 Northlink Centre, 148 Langdons Road, Northcote, Christchurch 8052

Nelson
Cnr Rutherford and Bridge St, Nelson 7010

Dunedin
205 Andersons Bay Rd, South Dunedin , Dunedin 9012

Racers Edge Wanaka
99 Ardmore Street, Wanaka 9305

Queenstown
The Forge Building, Cnr Camp & Shotover Streets, Queenstown 9300

Queenstown - Remarkables Park
Park Town Centre , 12 Hawthorne Drive, Queenstown

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