Always ready to roll into the unknown at a moments notice. Loaded for the long haul or light and nimble singlespeed missions, this is the bike for your adventure rides.
What's the only thing that could be better than the original? A titanium version of course!
Staying true to the versatility you have come to know and the durability you have come to depend on, Hayduke can truly do it all and get you way out into the backcountry, and back again on every ride.
With a wide range of sizes, size-specific headtube lengths, and optimized reach lengths, the Esker Hayduke provides a more accurate fit and maximizes your adventure potential
All Hayduke frames have external cable routing, threaded bottom brackets, and 44mm head tubes for durability and ease of maintenance. The Hayduke also comes with 13 attachment points for adventure accessories, and threaded rack mounts built into the frame. Whe you are far away from civilization, you will have one less think to worry about.
Hayduke Ti is made from seamless, butted, and cold-shaped 3/2.5 titanium - delivering an enduring and comfortable bikepacking hardtail mountain bike.
Optimized for a 120mm suspension fork, the frame has ample tire clearance, fitting up to 2.8" tires.
The versatile Portage Dropout System is now Universal Derailleur Hanger (UDH) Compatible. The system was designed to switch easily between drivetrain types, hub widths, wheel sizes, and chainstay lengths. Set it up how you like, and hit the trail.
| S0/XS | S1/SM | S2/MD | S3/LG | S4/XL | |
| A - Effective TT Length | 570 | 581 | 611 | 634 | 658 |
| B - Reach | 402 | 420 | 450 | 470 | 490 |
| C - Wheelbase | 1105 | 1125 | 1155 | 1176 | 1201 |
| D - CS Length | 425-437 | 425-437 | 425-437 | 425-437 | 425-437 |
| F - ST Angle | 75 | 75 | 75 | 75 | 75 |
| G - ST Length | 350 | 380 | 435 | 485 | 530 |
| H - HT Angle (30% sag) | 67.6 | 67.6 | 67.6 | 67.6 | 67.6 |
| H - HT Angle (0% sag) | 65.6 | 65.6 | 65.6 | 65.6 | 65.6 |
| I - HT Length | 95 | 100 | 105 | 115 | 130 |
| J - Fork Offset | 51 | 51 | 51 | 51 | 51 |
| K - Fork Length (30% sag) | 492 | 492 | 492 | 492 | 492 |
| BB Drop | 60 | 60 | 60 | 60 | 60 |
| Stack | 586 | 598 | 603 | 612 | 626 |
| Rider Height | 4'11"- 5'3" | 5'2"- 5'7" | 5'6"- 5'11" | 5'10"- 6'2" | 6'1"+ |
| Standover (0% sag) | 716 | 735 | 768 | 808 | 830 |
| Max Insertion | 180 | 189 | 239 | 289 | 335 |
Hardtail geometry based on 30% fork sag. To see a complete Esker size guide go to Esker FAQ >> Size Guide
| Frame Material | Seamless, butted and cold-shaped 3/2.5 titanium |
| Weight | - Weight includes dropouts, axle, seat collar, and cable guides |
| Frame Includes | Seatpost collar, rear axle, sliding 148mm dropout, Wolftooth Components headset |
| Headtube Diameter | 44mm ID, 50mm OD |
| Rear Dropout Spacing | 148mm |
| BB Type | Threaded 73mm English |
| Headset Lower Stack Height | 13mm |
| Tire Size | |
| Seatpost | 34.9 clamp, 31.6 post, internally routed |
| Thru Axle | Boost 148 / 174mm / M12x1.75” |
| Max Chainring | 34t round / 32t oval / Boost Chainline |
| Brake Mount | Shimano mount for 160mm: SM-MA-F160P/S or SM-MA-R140P/S - SRAM mount for 160mm: 0mm IS disc brake adapter |
| Complete Bike Spec | |
| Frame | Hayduke Titanium |
| Fork | Rockshox Pike Base, 29/120 |
| Headset | Wolf Tooth Components, ZS44/EC44 |
| Spacers | 30mm |
| Stem | RF Aeffect R 50mm |
| Handlebar | RF Turbine 35 x 780mm |
| Grips | SDG Thrice |
| Brakes | SRAM DB8 4-piston Mineral Oil |
| Rotors | SRAM Centerline 180mm |
| Dropper / Lever | SDG Tellis / SDG Lever |
| Saddle | SDG Custom Esker BA3 |
| Wheels | Stans Flow S2 Comp 29 |
| Drivetrain | SRAM GX Eagle 12s 10-52 |
| Cranks | SRAM GX 170mm |
| Tires | Vittoria Mezcal 29x2.6 |
Build specs are subject to change.
