Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 650c -
Groupset Tiagra -
Suspension Rigid -
Drivetrain 2 × 10 -
Brakes Mechanical Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
6061-T6 double butted alloy, tapered head tube, TA dropouts, replaceable hanger, PF86 shell
Suspension Fork
full carbon, TA disc fork, 1.1/2" - 1.1/8" tapered steerer, with fender / cage mounts
Drivetrain
Rear Derailleur
SHIMANO TIAGRA RD-4700-GS rear derailleur, medium cage
Front Derailleur
SHIMANO TIAGRA FD-4700-F front derailleur
Shift Levers
SHIMANO TIAGRA ST-4700 STI 2 x 10
Cassette
SHIMANO TIAGRA CS-HG500-10 10-speed cassette, 11-32T
Crank
SHIMANO TIAGRA FC-4700 alloy crank, SHIMANO TIAGRA alloy, compact, 50/34T, 1/2" x 11/128"
Bottom Bracket
SHIMANO BB86
Chain
KMC X10EL chain, 1/2" x 11/128", 114L
Pedals
-
Wheels
Front Hub
Front: BOMBTRACK ORIGIN sealed disc hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: BOMBTRACK ORIGIN sealed disc hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle
Rear Hub
Front: BOMBTRACK ORIGIN sealed disc hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: BOMBTRACK ORIGIN sealed disc hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle
Rims
Front: WTB ST i19 double wall, TCS, 32h, Rear: WTB ST i19 double wall, TCS, 32h
Tires
Front: WTB HORIZON tire, 650B x 47C, Rear: WTB HORIZON tire, 650B x 47C
Brakes
Brakes
TRP Spyre C flat-mount disc brakes, 160 mm rotors
Cockpit
Stem
BOMBTRACK ROAM forged alloy stem, -7°
Handlebar
BOMBTRACK CX-10 drop bar, 31.8 mm, 10° flare
Grips
BOMBTRACK COMMAND bar tape
Headset
FSA ORBIT C40 sealed integrated aheadset, 1.1/2" - 1.1/8"
Seat
Saddle
BOMBTRACK COMP saddle
Seatpost
BOMBTRACK BEECH alloy seatpost, 27.2 mm x 300 mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.39 mm | 1.4 mm | 1.44 mm | 1.46 mm | 1.48 mm |
| Front Center | 580 mm | 589 mm | 609 mm | 629 mm | 647 mm |
| Rake | 53 mm | 53 mm | 53 mm | 53 mm | 53 mm |
| Trail | 61 mm | 54 mm | 54 mm | 54 mm | 54 mm |
| Stack | 514 mm | 535 mm | 563 mm | 589 mm | 613 mm |
| Reach | 370 mm | 381 mm | 392 mm | 403 mm | 413 mm |
| Top Tube Length | 507 mm | 529 mm | 553 mm | 571 mm | 594 mm |
| Seat Tube Angle | 75 ° | 74.5 ° | 74 ° | 74 ° | 73.5 ° |
| Seat Tube Length | 470 mm | 500 mm | 530 mm | 560 mm | 590 mm |
| Head Tube Angle | 71 ° | 72 ° | 72 ° | 72 ° | 72 ° |
| Head Tube Length | 100 mm | 120 mm | 150 mm | 180 mm | 205 mm |
| Chainstay Length | 422 mm | 422 mm | 422 mm | 422 mm | 422 mm |
| Wheelbase | 992 mm | 1002 mm | 1022 mm | 1043 mm | 1061 mm |
| Bottom Bracket Drop | 70 mm | 68 mm | 68 mm | 65 mm | 65 mm |
| Standover Height | 765 mm | 785 mm | 811 mm | 830 mm | 875 mm |
| Wheels | 650 | 650 | 650 | 650 | 650 |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
Model Overview
Audax AL is part of the Bombtrack Audax model. Bombtrack launched 10 bikes of this model so far. You can get a glimpse at all models from 2019, by clicking on this link.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Endurance bikes
If you want an acceptable Endurance bike you should know that the average price is 2346$. However, even if your budget is less than the average, you might still be able to get a top-quality Endurance bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
Average weight for Endurance bikes
The average weight for Endurance bikes is 8.2 kg (18.08 lbs). Having an easier bike than average will give you a great advantage on climbs. However, a heavier bike will gain more speed on descends.
Weighing 10.3 kg (22.71 lbs), the Audax AL model is much heavier than average. In short, the average Endurance bike weight is 25.61% lower than this one.
Overview of components
Fork material
Audax AL has a carbon fork, so, it’s a great addition to the bike’s value. However, carbon forks should be regularly inspected for damage because even the smallest crack could cause the fork to fall apart.
Wheels size
When leaving the production line, the Audax AL model has aluminum wheels. These wheels are less popular than 650b and 700c. However, 650c wheels have better acceleration, and can climb easier than 700c.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Audax AL comes with Mechanical Disc brakes. They deliver good performance and cost less than hydraulic disk brakes. However, with hydraulic disk brakes, you have the ultimate braking power!
Sizes
There are 5 sizes available for this model. Rider height can be anywhere between 156 cm – 195 cm (5.12 ft – 6.4 ft). In short, you can easily find one that suits you.