Ouroboros CR/DL
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An absolutely stunning gravel bike for those who seek a more traditional look and feel. This creation prioritizes lightweight features and adheres to the sacred and long-established characteristics of a drop bar bike. We’ve thoughtfully spec’d gear steps that are closer together to help you maintain your ideal cadence. With that sweet spot so easy to find, you won’t lose your rhythm – no matter your load or speed.
SPECS & GEOMETRY
SPECIFICATIONS
Frame Material | Kona Carbon |
Sizes | 48, 50, 52,54, 56, 58 |
Rear Shock | n/a |
Fork | Kona Ouroboros Carbon, 420 axle to crown, tapered 1.5 (28.6 - 38.1), 100 x 12mm, internal brake and dynamo routing, native 160 flat mount front, 3-pack bosses + fender mounts |
Crankarms | SRAM Rival DUB Wide |
Chainrings | SRAM Rival 43/30 Wide |
B/B | SRAM Press-Fit 86.5 DUB Wide |
Pedals | n/a |
Chain | SRAM Rival 12 speed |
Cassette | SRAM Rival XG-1250 10-36t 12 speed XDR cassette |
Chainguide | n/a |
F/D | SRAM Rival ETAP AXS Wide |
R/D | SRAM Rival ETAP AXS |
Shifters | SRAM Rival ETAP AXS |
Brake Calipers | SRAM Rival Flat Mount Hydraulic |
Front Brake Rotor | SRAM Centerline 6-bolt 180mm |
Rear Brake Rotor | SRAM Centerline 6-bolt 180mm |
Brake Levers | SRAM Rival ETAP AXS |
Headset | FSA Orbit No. 57, ZS 44/56 |
Handlebar | Ritchey Venturemax Comp/Venturemax XL Comp, 24-degree flare, 4.6 degree backsweep; 48-50: 460mm, 52-54: 480mm, 56: 500mm, 58: 520mm |
Stem | Ritchey Trail Comp, 0-degree, 48-52: 45mm; 54-58: 60mm |
Seatpost | Ritchey Link 20 WCS, 31.6mm, 20mm setback, 48-52: 350mm; 54-58: 400mm |
Seat Clamp | Kona 34.9mm |
Grips | Velo bar tape |
Saddle | WTB Volt Medium Steel SL |
Front Hub | KT-Taiwan QL-S3GR, 100 x 12, 32h, 6-bolt |
Rear Hub | KT-Taiwan QL-DD4DR, 142 x 12, 32h, 6-bolt, XDR freehub, STAR ratchet |
Spokes | Double butted stainless |
Rims | WTB KOM i27 6069 alloy, 32h, TCS 2.0, with tubeless tape |
Front Tire | Maxxis Rambler 700 x 45 TR EXO |
Rear Tire | Maxxis Rambler 700 x 45 TR EXO |
Paint Color | Gloss Harbor Grey w/ Plum & Bloodstone Decals |
Extras | batteries, charger |
GEOMETRY
Size | 48 | 50 | 52 | 54 | 56 | 58 | |
1 | ST Length | 410 | 410 | 455 | 455 | 500 | 535 |
2 | TT Length | 530 | 544 | 559 | 576 | 593 | 613 |
3 | Reach | 380 | 385 | 390 | 395 | 400 | 405 |
4 | Stack | 560 | 575 | 590 | 610 | 630 | 660 |
5 | Standover | 716 | 721 | 758 | 768 | 806 | 840 |
6 | HT Angle | 69.5 | 69.5 | 69.5 | 69.5 | 69.5 | 69.5 |
7 | HT Length | 115 | 131 | 147 | 172 | 193 | 225 |
8 | ST Angle | 75.0 | 74.5 | 74.0 | 73.5 | 73.0 | 72.5 |
9 | CS Length | 445 | 445 | 445 | 445 | 445 | 445 |
10 | BB Drop | 75 | 75 | 75 | 72 | 72 | 72 |
11 | BB Height | 285 | 285 | 285 | 288 | 288 | 288 |
12 | Wheelbase | 1059 | 1069 | 1080 | 1094 | 1106 | 1123 |
13 | Front Center | 625 | 635 | 646 | 659 | 671 | 687 |
14 | Fork Length | 420 | 420 | 420 | 420 | 420 | 420 |
15 | Fork Offset | 55 | 55 | 55 | 55 | 55 | 55 |
Sizing & Selection
Choosing the right bike size is essential for comfort, performance, and the best riding experience. To help you select the correct size:
- Check Our Sizing and Fit Chart: Use the chart below to determine the size range that works best for your height and riding style.
- Get Personalized Recommendations: Not sure which size to choose? Fill out our Sizing Form, and Kona staff will provide suggestions to help you find the perfect fit.
GRAVEL / DROP BAR / URBAN
Height/Inches | Height/Metric | Inseam/Inches | Inseam/Metric | Rove | Libre | Sutra/Ouroboros | Dews | CoCo |
---|---|---|---|---|---|---|---|---|
4'10"-5'1" | 147-155cm | 24”-27” | 61-69cm | 48cm | 50cm | 48cm | N/A | XS |
5'0"-5'3" | 152-160cm | 26"-29" | 66-74cm | 48-50cm | 50cm | 48-50cm | Small | Small |
5'2"-5'7" | 157-170cm | 27"-30" | 69-76cm | 48-52cm | 50-52cm | 48-52cm | Small, Medium | Small, Medium |
5'6"-5'10" | 168-178cm | 29"-31" | 74-79cm | 52-54cm | 52-54cm | 52-54cm | Medium | Medium |
5'9"-6'0" | 175-183cm | 30"-33" | 76-84cm | 52-56cm | 54-56cm | 54-56cm | Medium, Large | Medium, Large |
5'11"-6'2" | 180-188cm | 32"-35" | 81-89cm | 54-58cm | 54-58cm | 54-58cm | Large, XL | Large |
6'1"-6'5" | 185-196cm | 33"-36" | 84-91cm | 56-58cm | 58cm | 56-58cm | XL | N/A |
MTB FULL SUSPENSION / HARDTAIL / SPLICE
Height/Inches | Height/Metric | Inseam/Inches | Inseam/Metric | MTB/XC Trail/Fat | All Mountain/Enduro | Splice |
---|---|---|---|---|---|---|
4'10"-5'1" | 147-155cm | 24”-27” | 61-69cm | XS | XS | Small |
5'0"-5'3" | 152-160cm | 26"-29" | 66-74cm | Small | Small | Small |
5'2"-5'7" | 157-170cm | 27"-30" | 69-76cm | Small, Medium | Small, Medium | Small, Medium |
5'6"-5'10" | 168-178cm | 29"-31" | 74-79cm | Medium | Medium | Medium |
5'9"-6'0" | 175-183cm | 30"-33" | 76-84cm | Medium, Large | Medium, Large | Medium, Large |
5'11"-6'2" | 180-188cm | 32"-35" | 81-89cm | Large, XL | Large, XL | Large, XL |
6'1"-6'5" | 185-196cm | 33"-36" | 84-91cm | Large, XL | Large, XL | Large, XL |