Otso Warakin GRX 600 11-Speed

$2,499.99

Free shipping on bicycles priced over $1500 (within the lower 48).

SKU: OTSRKI8 Categories: , Tag:

A 4130 Chrome-Molybdenum version of Otso’s already dialed gravel bike! This bike combines the versatility of adjustable geometry (20mm chainstay length range), 50mm tire clearance, and the ability to run a suspension fork on a frame that can be set up geared or as a single-speed. With three classy colors to choose from, it will look great on the road, path, or trails, and has plenty of cargo mounts to bring a plethora of gear and snacks! Its Lithic full carbon fork with a 12mm thru-axle will make your hands happy while keeping your lines on singletrack. Truly a magnificent multi-surface machine!


Overview

49cm 52cm 54cm 56cm 58cm 60m
Recommended rider height 4’11”-5’2″ 5’2″-5’4″ 5’4″-5’8″ 5’8″-6’0″ 6’0″-6’2″ 6’2″-6’5″
Recommended rider inseam 25″-29″ 28″-30″ 30″-33″ 32″-34″ 33″-35″ 34″-37″
Effective top tube 510mm 530mm 545mm 565mm 580mm 600mm
Nominal head tube angle 70° 70.5° 71° 71.5° 72° 72°
Tuning Chip induced head/seat tube angle change ±0.2° ±0.2° ±0.2° ±0.2° ±0.2° ±0.2°
Head tube length 87mm 95mm 115mm 140mm 165mm 185mm
Nominal seat tube angle 75° 74.5° 74° 73° 72.5° 72°
Seat tube length 400mm 505mm 530mm 550mm 570mm 590mm
Bottom bracket drop 58-62mm 68-72mm 68-72mm 68-72mm 68-72mm 68-72mm
Chainstay length 410-430mm 420-440mm 420-440mm 420-440mm 420-440mm 420-440mm
Wheelbase 1000-1020mm 1017-1037mm 1023-1043mm 1028-1048mm 1032-1052mm 1046-1066mm
Trail 70mm 71mm 70mm 67.5mm 65mm 65mm
Fork offset 47mm 47mm 47mm 47mm 47mm 47mm
Rigid fork axle to crown length 420mm 420mm 420mm 420mm 420mm 420mm
Stack 532mm 549mm 570mm 596mm 622mm 641mm
Reach 368mm 378mm 381mm 383mm 384mm 392mm
Standover 677mm 760mm 780mm 800mm 820mm 840 mm

Features

Tuning Chip™: Adjustable dropout system for fine-tuning wheelbase and bottom bracket height.

Multiple Braze-ons: Supports racks, fenders, and multiple water bottle mounts for versatile gear carrying options.

Progressive Geometry: Designed for stability and agility across various terrains.

Suspension Capable: Can accommodate gravel suspension forks for added comfort on rough trails.

Dropper Post Compatible: Frame supports internally routed dropper seat posts for enhanced control on descents.

Specs

Most components can be customized at time of order, contact us!

Frameset

  • Frame: Otso custom butted 4130 Chromoly tubing with Tuning Chip™️ dropout system
  • Fork: Lithic full carbon fork, 12mm thru-axle

Drivetrain

  • Front Derailleur: N/A
  • Rear Derailleur: Shimano GRX 810, 11 speed
  • Cassette: Shimano SLX, 11-40T, 11-speed
  • Chain: Shimano 11-speed
  • Crankset: Shimano GRX 800
  • Shifter: Shimano GRX 800

Brakes and Rotors

  • Brakes: Shimano GRX 400 Hydraulic
  • Rotors: Shimano CenterLock, 160mm

Components

  • Headset: ZS44 Upper / EC44 Lower: Wolf Tooth Performance Headset – Black
  • Stem: Road / Gravel: Aluminum – 90mm +/- 7 deg
  • Handlebar: Lithic Corundum
  • Grips / Bar Tape: Anti-Slip Gel Bar Tape – Black
  • Seatpost: 6061 aluminum 27.2 x 350mm
  • Saddle: WTB Silverado Medium Steel

Wheels

  • Front Wheel: SUNringle G30 Expert, 12 x 100 thru-axle
  • Rear Wheel: SUNringle G30 Expert, 12 x 142mm thru-axle
  • Tires: Schwalbe G-One Allround

Warranty

Warranty Coverage:

  • All Otso frames are warranted against defects in materials and workmanship for 5 years from the date of retail purchase.
  • This warranty applies to the original owner only and is not transferable.
  • Please keep your sales receipt or order number for any warranty claims to ensure a quick resolution.

What’s Not Covered:

  • Damage from improper assembly, maintenance, or user/assembler inexperience.
  • Modifications, neglect, misuse, competition, commercial use, or accidents.
  • Installation of incompatible components, parts, or accessories.
  • Normal wear and tear, or damage to paint, surface finish, or aesthetics.
  • Compatibility of original components with a replacement frame is not guaranteed.
  • Costs for labor, parts removal, refitting, or re-adjustment, including wheel rebuilds.

Claim Process:

  • Warranty claims are limited to the repair or replacement of the defective frame, at Otso’s discretion.
  • This warranty does not cover incidental or consequential damages.

Legal Information:

  • This warranty gives you specific legal rights, which may vary based on location. It does not affect your statutory rights.