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2021 NS

Define 160 AL

A 27.5″ aluminum frame full suspension enduro bike with upper mid-range components.
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Weight33.3 lbs  
FrameAluminum
SuspensionFull, 160 / 160mm
ForkRockShox 35 Gold RL
ShockX-Fusion
Wheels27.5″ Aluminum
Drivetrain1 × 12
GroupsetDeore
BrakesShimano Deore Hydraulic Disc
SeatpostDropper
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Define 160 AL
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 mph

Define 160 AL

26 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'2" – 5'7"

MD

5'6" – 5'11"

LG

5'9" – 6'2"

🐐 Estimated

Rider Fit Notes

None yet.

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Reviews
MBR
NS Bikes Define AL 170 1: first ride review - MBR

Aug 2021 · Paul Burwell

NS Bikes Define AL 170 is a big-hitting aluminium enduro bike with 180mm front and 170mm rear travelMullet wheels mix a 29in front and 27.5in rear.

Highs
  • Modern geometry and sizing. Excellent suspension components and tyres. Recessed cabling looks sleek but without the hassle of proper internal routing.

Lows
  • Rides like a shorter-travel bike.

Read Review

Pinkbike
NS Bikes Releases the Define AL 170

Apr 2021 · NS Bikes

We selfishly made the Define 170 for the riding we most enjoy. It is perfect for big jumps and severe terrain, and it is happy on the uphills, too. It is the most aggressive bike in the Define range, but one that is still fun to ride everywhere. Enduro, freeride, bike park ripper, call it what you like – at NS, a company of riders, we have fallen in love with this beast.

Read Review

Revolution Mountain Bike Magazine
[R]eviewed // NS Bikes Define 150

Sep 2020 · September 2, 2020

To begin with, was there ever really any doubt from the brand who originally put themselves on the map for creating  amazing dirt jump hardtails that their latest enduro rig wasn’t going to be one of the most playful bikes of 2020?  That’s pretty much it in a ‘nutshell’ really! NS’s range of longer travel bikes haven’t been available over here in Oz for very long now, but they have been knocking out awesome bikes based off of their DJ/freeride roots […]

Read Review

Bikerumor
NS Bike Define AL adaptable trail-to-enduro MTB gets affordable alloy pricing & mullet option

Jul 2020 · Cory Benson

NS Bikes redefines their adaptable all-mountain trail to enduro 29er mountain bike platform with a new Define AL, with more travel & Mullet wheel options...

Read Review

BikeRadar
NS Define 150 AL review

May 2020 · Robin Weaver

The Define 150 AL is packed full of promise and has great geometry. It’s not quite as comfy as some and the spec does fall a little short in places

Highs
  • Great geometry

  • Confident feel to the rear suspension

  • Functional spec that’ll do the job

Lows
  • Niggling issues with some elements of the spec

  • Not the comfiest ride on really rough descents

Read Review

Geometry
Specs
Build
Frame

Aluminum

BB StandardBSA, 73mm, Threaded

Fork

RockShox 35 Gold RL, 37mm offset

Travel160mm

Spring TypeAir

Shock

X-Fusion H3C, 3-position platform, low-speed compression adjust, rebound adjust, trunnion mount, 205mm x 65mm, Spring rates: 350lbs (SM), 400lbs (MD), 450lbs (LG)

Travel160mm

Bottom Bracket

Shimano, 73mm English/BSA threaded

Headset

Integrated tapered, IS42 upper, IS52 lower, sealed bearings

Stem

NS Tone, 45mm length, 35mm bar clamp

Handlebar

NS, 780mm width, 20mm rise, 35mm clamp diameter

Saddle

Octane One Crit, hollow CrMo rails

Seatpost

X-Fusion Manic dropper, Drop: 125mm (SM), 150mm (MD), 170mm (LG)

TypeDropper

Pedals

None

Grips

NS Hold Fast

Groupset
Rear Derailleur

Shimano Deore M6100, 12-speed

Front Derailleur

None

Crank

Shimano Deore MT5101, 170mm length

Shifters

Shimano Deore M6100, 12-speed

Cassette

SunRace CSMZ800, 12-speed, 11-51 tooth

Chain

Shimano, 12-speed

Chain Guide

None

Brakes

Shimano MT410, 2-piston, 200mm front rotor, 180mm rear rotor

TypeShimano Deore Hydraulic Disc

Brake Levers

Shimano MT410

Wheels
Rims

Octane One Solar, 32 hole, tubeless compatible

Spokes

14mm nipples

Front Hub

NS, sealed bearings, 110x15mm Boost front, 148x12mm Boost rear with HG driver

Rear Hub

NS, sealed bearings, 110x15mm Boost front, 148x12mm Boost rear with HG driver

Tires

Schwalbe Big Betty, BikePark, 27.5" x 2.4"

Rider Notes
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First added May 4

Last updated May 4

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