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It's right for you if...
You're looking to build up a cyclocross bike, all-weather training bike, or gravel grinder, and want a light, versatile and wallet-friendly jump start that gives you a ridiculous amount of performance for your buck.
The tech you get
A lightweight and strong 300 Series Alpha Aluminium frame with shaped tubes, Invisible Weld Technology and a Trek IsoSpeed Cross full carbon fork, front and rear 12 mm thru-axles, a head set, plus all brake and cable stops. Designed for flat-mount disc brakes.
The final word
Let's be honest: cyclocrossers are a unique bunch. Crockett Disc Frame Set makes it easy for you to put your particular style on your ride with the parts you choose. The advanced alloy frame offers carbon looks and performance whether you build it up as a racing bike, a rugged gravel grinder, or all-weather commuter.
favorite_borderWhy you'll love it
- Carbon looks and handling, alloy price point: Invisible Weld Technology and shaped tubes for sleek looks, light weight and incredible handling
- The full carbon IsoSpeed Cross fork soaks up the chatter from rough roads, gravel and cyclocross courses
- Internal cable routing with Control Freak Cable Management keeps things smooth, quiet and clean
Features
300 Series Alpha Aluminium
Trek’s premium-grade aluminium is hydroformed into size-specific tubes that provide the perfect balance of stiffness and weight.
Learn more
IsoSpeed fork
It's a one-two punch: generous ride-tuned sweep and shape increases compliance for a smoother ride, and unique dropout placement optimises the wheelbase.
Cross racing tech
Our exclusive technologies give you and our pro racers the race-ready details that will keep you out in front: Ultra-stable and compliant IsoSpeed fork. Smarter cable routing. Better shoulderability. Rugged 3S chain keeper.
Control Freak Cable Management
Control Freak is the lightest, quietest, most versatile cable management system. It allows any combination of shift and brake housing to be routed through the frame for clean aesthetics and an easily customisable set-up.
Disc brakes
Reliable stopping power in all conditions, including wet and muddy.
Specifications
*spec applies to all sizes unless otherwise noted
| Fork | Trek Cross carbon, tapered carbon steerer, internal brake routing, mudguard mounts, flat-mount disc, 395 mm axle-to-crown, 12x100 mm thru axle |
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| Head set | FSA Integrated, sealed cartridge bearing, 1-1/8" top, 1.5" bottom |
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| Weight | 56 - 2.06 kg / 4.55 lbs |
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| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb). |
Weight
- Weight
- 56 - 2.06 kg / 4.55 lbs
- Weight limit
- This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb).
Sizing & fit
Proper bike fit is essential for best performance and comfort. Any size and geometry measurements shown on trekbikes.com are for general comparison purposes only. To find your perfect fit, visit an authorised Trek retailer, where an expert skilled at sizing will help you find the appropriate bike and size for your individual needs.
Rider Height
Inseam
47
152.0 - 159.0 cm
4'11.8" - 5'2.6"
71.0 - 75.0 cm
28.0" - 29.5"
50
157.0 - 164.0 cm
5'1.8" - 5'4.6"
74.0 - 77.0 cm
29.1" - 30.3"
52
162.0 - 169.0 cm
5'3.8" - 5'6.5"
76.0 - 79.0 cm
29.9" - 31.1"
54
167.0 - 174.0 cm
5'5.7" - 5'8.5"
78.0 - 82.0 cm
30.7" - 32.3"
56
173.0 - 180.0 cm
5'8.1" - 5'10.9"
81.0 - 85.0 cm
31.9" - 33.5"
58
179.0 - 186.0 cm
5'10.5" - 6'1.2"
84.0 - 87.0 cm
33.1" - 34.3"
61
184.0 - 191.0 cm
6'0.4" - 6'3.2"
86.0 - 90.0 cm
33.9" - 35.4"
All measurements provided in cm unless otherwise stated.
| Frame size number | Wheel size | A — Seat tube | B — Seat tube angle | C — Head tube length | D — Head angle | E — Effective top tube | G — Bottom bracket drop | H — Chainstay length | I — Offset | J — Trail | K — Wheelbase | L — Standover | M — Frame reach | N — Frame stack |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 47 cm | 700c | 44.4 | 75.3° | 9.5 | 70.8° | 50.7 | 7 | 42.5 | 4.5 | 7.5 | 99.5 | 72.4 | 37.1 | 51.9 |
| 50 cm | 700c | 47.6 | 75.0° | 11 | 71.0° | 51.8 | 7 | 42.5 | 4.5 | 7.4 | 100.1 | 74.7 | 37.5 | 53.4 |
| 52 cm | 700c | 49.3 | 74.5° | 12.3 | 71.5° | 53.1 | 7 | 42.5 | 4.5 | 7.1 | 100.5 | 76.1 | 37.9 | 54.7 |
| 54 cm | 700c | 51.3 | 74.0° | 13.8 | 72.0° | 54.4 | 6.8 | 42.5 | 4.5 | 6.7 | 101 | 77.9 | 38.3 | 56.2 |
| 56 cm | 700c | 53.3 | 73.6° | 15.7 | 72.0° | 55.8 | 6.8 | 42.5 | 4.5 | 6.7 | 102 | 79.6 | 38.7 | 58 |
| 58 cm | 700c | 55.3 | 73.3° | 17.6 | 72.3° | 57 | 6.5 | 42.5 | 4.5 | 6.6 | 102.8 | 81.6 | 39.1 | 59.7 |
| 61 cm | 700c | 58.3 | 73.0° | 20.5 | 72.3° | 58.8 | 6.5 | 42.5 | 4.5 | 6.6 | 104.3 | 84.3 | 39.7 | 62.4 |