Aurum A7.2

$3949 CAD

Click bike to zoom

Bike Sizing Charts

Buy Local Now

Overview

The Aurum Killer B Aluminum offers a World Cup proven design in a premium alloy frame. This 650B-wheeled downhill race and park bike represents the cutting edge of our engineering and design capabilities and brings together our most advanced mountain technologies including Gravity Tune, 200mm A.R.T. suspension and an integrated shuttle guard. Latin for gold, the Aurum delivers high speed control and durability for full days in the park or racing against the clock.

Seconds at the start gate feel like an eternity. Mind and body are pulsing — in perfect sync. Your line gives you the edge you need; your bike will help you stick it.

Technology

Specifications

Detailed SpecsCompare

Frameset

Frame

Aurum A 7.2 aluminum frame 

Fork

Rockshox Domain Dual Crown 200mm 650B 

Rear Shock

Rock shox KAGE RC coil spring 

Components

Seat Post

I Beam 30.9 

Seat Post Clamp

Norco design alloy nutted clamp  

Shifter Casing

N/A 

Saddle

SDG I Fly 2.0 I Beam 

Headset

FSA #57E-1 1.5" to 1-1/8"" w / 1-1/8"" crown race " 

Headset Spacer

N/A 

Top Cap

N/A 

Stem

Race Face Chester DM 35 stem, 50mm ext. 

Handlebar

Race Face Chester Bar 780mm 

Grips

Norco Lock On Grip 

Front Brake

Sram Guide R hydraulic w/200mm rotor 

Chain Tensioner

Mr Control CH-EX-S chainguide 

Rear Brake

Sram Guide R hydraulic w/200mm rotor 

Brake Levers

Sram Guide R  

Brake Cable Casing

N/A 

Brake Rotors

N/A 

Wheels

Front Hub

Novatech sealed bearing 20x110mm front 

Front Hub Skewer

Rockshox axle 

Rear Hub

Novatech sealed bearing 142x12 cassette 

Rear Hub Skewer

Norco Thru-axle 12mm, allen key  

Spokes/Nipples

Shadar black stainless spokes 2.0  

Rims

WTB STP I29 

Tires

Schwalbe Magic Mary Bike Park 27.5 x 2.35 

Tubes

N/A 

Drivetrain

Shifter Front

N/A 

Shifter Rear

Sram GX 1 7 speed trigger 

Front Derailleur

N/A 

Rear Derailleur

Sram GX DH 7 speed mid cage RD  

Cassette

Sram CS PG720 DH 11-25T 7sp cassette 

Crankset

Race Face Chester crank 36T  

Bottom Bracket

Race Face BB 83 threaded 

Pedals

N/A 

Chain

Sram PC 1110 11 speed chain 

Specifications subject to change without notice.
Bike Sizing Charts

Geometry

Geometry Diagram
 
 
S M L XL
 
 
S M L XL
 
Front Travel (mm)
200 200 200 200
 
Rear Travel (mm)
200 200 200 200
ST
Seat tube length (centre to top)
400 420 440 460
HA
Head tube angle
63 63 63 63
ESA
Effective seat tube angle
76.4 75.5 74.64 73.8
ASA
Actual seat tube angle
N/A N/A N/A N/A
TTH
Theoretical (horz) top tube length
539 571 603 635
HT
Head tube length
100 110 120 130
FL
Fork length (axle to crown)
586.1 586.1 586.1 586.1
BBR
Bottom bracket rise/drop
-12 -12 -12 -12
BBH
Bottom bracket height
343 343 343 343
WB
Wheelbase
1177 1211 1245 1280
RC
Rear Centre (chainstay length)
425 435 445 455
FC
Front Centre
752 776 801 825
 
Reach
393 413 432 452
 
Stack
602 611 620 629
SOH
Stand over height
737 737 742 748
 
Crank Length
165 165 165 165
 
Bar Width
800 800 800 800
 
Stem Length
50 50 50 50

Unsure about bike fit and sizing? View our sizing charts

Norco Aurum C7.2 Featured in the Dirt 100

February 03, 2016

Dirt Mountain Bike Magazine has released the 2016 Dirt 100 – their selections of the industry’s one hundred hottest mountain bikes, components and gear. Earning a spot in this year’s list was the Aurum C7.2 with editors praising the bike as a solid value with race-ready spec. “The 7.1 is everything a racer will need in terms […]

Read More

NSMB reviews the Norco Aurum C7.1

January 26, 2016

NSMB put the Aurum C7.1 to the test with a mix of park and shuttle riding last season and had this to say about our flagship downhill bike: “The Aurum feels ready for a bit of rough and tumble. The frame feels stiff and stout which translates to a very responsive ride. It’s sharp and taut feeling […]

Read More

Mountain Bike Action: Norco’s New Gravity Machine On The Trails At Last

May 21, 2015

    “Finding gold on the mountain” – Spencer Rathkamp, Mountain Bike Action Magazine Norco Bicycles hosted Mountain Bike Action in Idyllwild, California in February for the launch of the Aurum Killer B. Here’s the article that followed:

Read More