Boone 5 Disc is a carbon cyclocross race bike thats built for crushing any CX course — even the most legendary on the UCI circuit. The sleek, lightweight carbon frame has terrain-smoothing Rear IsoSpeed and is trimmed with parts that perform in any conditions, like a capable SRAM Apex drivetrain, vibration-absorbing handlebar, and powerful disc brakes that deliver stopping power in bumpy, muddy terrain.
- You get durability and capability with SRAM Apex XPLRs clean shifts and huge gear range
- This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton
- Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, helping you ride stronger for longer
- Boones cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups
- Carbon rules on the cross course — its lighter, more forgiving, and more efficient than aluminum
Smooth is fast
IsoSpeed takes the edge off body-beating course bumps and gravel chatter so you can stay stronger longer, without giving up any pedaling efficiency.
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Cross racing tech
Our exclusive technologies give you and our pro racers the race-ready details will keep you out front: Ultra stable and compliant IsoSpeed fork. Smarter cable routing. Better shoulderability. Rugged 3S chain keeper.
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Don’t forget your pedals
This bike doesn’t come with pedals because you’ll have a better time on your new bike if you choose your own. See the pedal guide to find the best pedals for your riding style.
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Frame |
600 Series OCLV Carbon, IsoSpeed, tapered head tube, Internal cable routing, Ride Tuned seatmast, 3S chain keeper, T47 BB, flat mount disc, 142x12mm thru axle |
Fork |
Trek Cross, full carbon, tapered carbon steerer, flat mount disc, 12x100mm thru axle |
Wheel Front |
Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, 100x12mm thru axle / |
Wheel Rear |
Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, Shimano 11/12-speed freehub, 142x12 thru axle |
Tire |
Bontrager CX3 Team Issue, aramid bead, 120 tpi, 700x32mm |
Skewer Front |
Bontrager Switch thru axle, removable lever |
Skewer Rear |
Bontrager Switch thru axle, removable lever |
Shifter |
SRAM Apex, 12 speed |
Rear Derailleur |
SRAM Apex XPLR, 44T max cog |
Crank |
SRAM Apex 1, 40T, DUB Wide, 165mm length |
Bottom Bracket |
SRAM DUB, T47 threaded, internal bearing |
Cassette |
SRAM XPLR PG-1231, 11-44, 12 speed |
Chain |
SRAM Apex, 12 speed |
Brake |
SRAM Apex hydraulic disc, flat mount |
Brake Lever |
SRAM Apex, 12 speed |
Brake Rotor |
SRAM Paceline, rounded, centerlock, 160mm |
Saddle |
Verse Short Comp, steel rails, 155mm width |
Seatpost |
Bontrager carbon seatmast cap, 5mm offset, short length |
Handlebar |
Bontrager Elite IsoZone VR-CF, alloy, 31.8mm, 93mm reach, 123mm drop, 38cm width |
Stem |
Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 80mm length |
Geometry Chart
B B Drop |
7 |
Chainstay Length |
42.5 |
Eff Top Tube |
51.8 |
Frame Reach |
37.5 |
Frame Size Number |
49 cm |
Frame Stack |
53.4 |
Head Angle |
71.0° |
Head Tube Length |
11 |
Offset |
4.5 |
Saddle Rail Height Max Short |
64.5 |
Saddle Rail Height Max Tall |
67.5 |
Saddle Rail Height Min Short |
58.5 |
Saddle Rail Height Min Tall |
61.5 |
Seat Tube |
47.6 |
Seat Tube Angle |
75.0° |
Standover |
74.7 |
Trail |
7.4 |
Wheelbase |
100.1 |
Wheel Size |
700c |
B B Drop |
7 |
Chainstay Length |
42.5 |
Eff Top Tube |
53.1 |
Frame Reach |
37.9 |
Frame Size Number |
52 cm |
Frame Stack |
54.7 |
Head Angle |
71.5° |
Head Tube Length |
12.3 |
Offset |
4.5 |
Saddle Rail Height Max Short |
67.5 |
Saddle Rail Height Max Tall |
70.5 |
Saddle Rail Height Min Short |
61.5 |
Saddle Rail Height Min Tall |
64.5 |
Seat Tube |
49.3 |
Seat Tube Angle |
74.5° |
Standover |
76.1 |
Trail |
7.1 |
Wheelbase |
100.5 |
Wheel Size |
700c |
B B Drop |
6.8 |
Chainstay Length |
42.5 |
Eff Top Tube |
54.4 |
Frame Reach |
38.3 |
Frame Size Number |
54 cm |
Frame Stack |
56.2 |
Head Angle |
72.0° |
Head Tube Length |
13.8 |
Offset |
4.5 |
Saddle Rail Height Max Short |
70 |
Saddle Rail Height Max Tall |
73 |
Saddle Rail Height Min Short |
64 |
Saddle Rail Height Min Tall |
67 |
Seat Tube |
51.3 |
Seat Tube Angle |
74.0° |
Standover |
77.9 |
Trail |
6.7 |
Wheelbase |
101 |
Wheel Size |
700c |
B B Drop |
6.8 |
Chainstay Length |
42.5 |
Eff Top Tube |
55.8 |
Frame Reach |
38.7 |
Frame Size Number |
56 cm |
Frame Stack |
58 |
Head Angle |
72.0° |
Head Tube Length |
15.7 |
Offset |
4.5 |
Saddle Rail Height Max Short |
73 |
Saddle Rail Height Max Tall |
76 |
Saddle Rail Height Min Short |
67 |
Saddle Rail Height Min Tall |
70 |
Seat Tube |
53.3 |
Seat Tube Angle |
73.6° |
Standover |
79.6 |
Trail |
6.7 |
Wheelbase |
102 |
Wheel Size |
700c |
B B Drop |
6.5 |
Chainstay Length |
42.5 |
Eff Top Tube |
57 |
Frame Reach |
39.1 |
Frame Size Number |
58 cm |
Frame Stack |
59.7 |
Head Angle |
72.3° |
Head Tube Length |
17.6 |
Offset |
4.5 |
Saddle Rail Height Max Short |
75 |
Saddle Rail Height Max Tall |
78 |
Saddle Rail Height Min Short |
69 |
Saddle Rail Height Min Tall |
72 |
Seat Tube |
55.3 |
Seat Tube Angle |
73.3° |
Standover |
81.6 |
Trail |
6.6 |
Wheelbase |
102.8 |
Wheel Size |
700c |
B B Drop |
6.5 |
Chainstay Length |
42.5 |
Eff Top Tube |
58.8 |
Frame Reach |
39.7 |
Frame Size Number |
61 cm |
Frame Stack |
62.4 |
Head Angle |
72.3° |
Head Tube Length |
20.5 |
Offset |
4.5 |
Saddle Rail Height Max Short |
78 |
Saddle Rail Height Max Tall |
81 |
Saddle Rail Height Min Short |
72 |
Saddle Rail Height Min Tall |
75 |
Seat Tube |
58.3 |
Seat Tube Angle |
73.0° |
Standover |
84.3 |
Trail |
6.6 |
Wheelbase |
104.3 |
Wheel Size |
700c |