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2025 NS

Define AL 155 2

A 29″ aluminum frame full suspension enduro bike with upper mid-range components.
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FrameAluminum
SuspensionFull, 155 / 170mm
ForkRockShox Domain
ShockRockShox Deluxe Select+
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetDeore
BrakesShimano Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Define AL 155 2
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 AL 155 2

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

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Geometry
Specs
Build
Frame

NS Define AL w/ 155mm travel

BB StandardBSA, 73mm, Threaded

Fork

Rock Shox Domain R, 170mm travel, 110x15mm Boost, 1.5" Tapered

Travel170mm

Spring TypeAir

Shock

Rock Shox Deluxe Select+ Trunnion 205x65

Travel155mm

Bottom Bracket

Shimano BSA 73mm

Headset

integrated tapered IS42/IS52, sealed bearings

Stem

NS Bikes Tone 35, 45mm

Handlebar

NS Bar 35, 800mm, 20mm rise

Saddle

WTB Volt Medium Steel SL

Seatpost

Kind Shock Rage-i | S: 125, M: 150, L: 170mm, 31,6mm

TypeDropper

Grips

NS Hold Fast

Groupset
Rear Derailleur

Shimano Deore RD-M6100, 12s

Crank

Shimano Deore FC-MT5101, 170mm, 32t

Shifters

Shimano Deore SL-M6100, 12s

Cassette

Sunrace CSMZ800, 11-51t, 12s

Chain

Shimano Deore CN-M6100, 12s

Brakes

Front: Shimano MT-410, 200mm, Rear: Shimano MT-410, 180mm

TypeShimano Hydraulic Disc

Wheels
Rims

Octane One Solar 29”, tubeless compatible

Front Hub

NS Bikes 15x110 disc (sealed bearings)

Rear Hub

NS Bikes 148x12mm Boost (sealed bearings)

Tires

Schwalbe Big Betty 29x2.4"

Rider Notes
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First added June 16

Last updated May 30