BONZAI SPEAR 12 WITHOUT DROPPER POST (M/L)

Engineered for riders who demand speed, control, and efficiency on every trail. Designed as a true cross-country race machine, it blends lightweight construction with modern trail-ready capability to deliver a fast yet confident riding experience.

Rolling on tubeless-ready double-wall rims with Maxxis Rekon Race 29×2.25 tyres, the Spear12 XC offers excellent grip, low rolling resistance, and race-day efficiency. The Boost hub spacing further enhances wheel stiffness and overall ride performance.

With a carefully tuned XC geometry, wide 760mm handlebar, and performance focused components throughout, the Bonzai Spear12 XC delivers the perfect balance of speed, comfort, and control—now enhanced with the added versatility of a premium dropper seatpost.

Key Features

.Ultra-Light 6061 Alloy Frame – Triple-butted construction

.Boost Thru-Axle (148x12) for stiffness and control

.120mm Air Suspension with remote lockout & rebound adjustment

.Shimano Deore 1x12 drivetrain (10–51T)

.Tubeless Ready wheels for better performance

.Maxxis Rekon Race tyres for XC speed & grip

.Hydraulic disc brakes for reliable stopping power

Technical Specifications:

Component Specification

Frame Triple butted AL6061, Tapered headtube, dropper post ready, Boost 148x12mm O.L.D

Fork SR Suntour SF27-XCM32-Air Boost RLR, 120mm travel, Remote lockout with rebound adjustment

Headset Sealed Bearing, SMR (Smart Cable Routing)

Handlebar & Stem 760mm alloy handlebar, 30mm rise, 9°backsweep, Forged alloy stem (60mm)

SeatPost Alloy seatpost (30.9mm, 350mm)

Shifters Shimano Deore SL-M6100-R (1x12-speed)

Rear Derailleur Shimano Deore RD-M6100-SGS rear derailleur

Cassette Shimano Deore 10–51T cassette

Chainwheel Shimano MT510 crankset (32T)

Bottom Bracket Shimano MT501B

Chain KMC X12

Brake Set Tektro HD-M275 hydraulic brakes, 180mm front rotor / 160mm rear rotor

Rims Tubeless Ready Rim

Front Hub Solon Sealed Bearing thru axle hubs, 32h, 110x15 mm

Rear Hub Solon Sealed Bearing thru axle hubs, 32h, 148x12 mm

Tyres Maxxis Rekon Race 29x2.25, Black, 60tpi

Saddle Velo VL-1C22

Pedals Standard Included

Ideal Rider Profile:

Perfect for:

XC Enthusiasts & Racers

Riders Seeking Modern MTB Standards

Riders Upgrading from Entry-Level MTBs

Weekend Warriors to Aspiring Competitors

Technical Trail Riders

Built for riders who push limits — from weekend trails to competitive XC racing.