Ritchey Logo
us
Ritchey Logo
Ritchey Road Logic Disc Steel Frameset
Hero Image
Hero Image
Hero Image
Hero Image
Hero Image
Hero Image
  • Product image
  • Product image
  • Product image
  • Product image

Road Logic Disc 53cm Nigiri Frameset (Blem)

Size
Shop local

Description

BLEM FRAMESET SALE

The Road Logic Disc frame is built with a heat-treated and triple-butted Ritchey Logic tubeset designed specifically for the Road Logic. It features aggressively short-butted sections optimized for TIG welding that save weight and improve ride quality. The frameset also includes a Ritchey WCS Carbon Road Fork for precise handling and responsiveness.

NOTES: New frame never assembled. Fork steerer is uncut. Frame exchanged due to small mark chip in head tube and dropout. No other defects noted. Non-structural, purely cosmetic defects.

Frame is sold as-is condition. Frame is covered under structural warranty, however paint warranty is void.

BLEM FRAMESET: Final Sale – No returns

Tech Specs

Frame
Materialheat-treated, triple-butted Ritchey Logic steel tubing - TIG welded
Ultra-light forged and machined straight 1-1/8" headtube
Electrophoretic Deposition (ED Coat) treated for corrosion resistance
Seat tube clamp size28.6mm (2.5Nm max for derailleur clamps and chain guides)
27.2mm seat tube with integrated seat collar (max torque setting: 6Nm)
Bottom bracket68mm - English threaded
142mm spacing (12mm alloy thru-axle included)
Crankset min/max ring size - single36 to 50t / double: 46/30t to 53/39t
Can accommodate 1X or 2X chainrings
Bottle cage mounts2
Stealth wire routing for semi-wireless Di2 groupsets
Includes stops/guides for brake hoses and mechanical groupsets
External cable routing
WCS headset included (upper IS42/28.6 - 16mm stack height | lower IS42/30)
Replaceable stainless-steel derailleur hanger
Fork
Ritchey WCS Carbon Disc Road Fork included
1-1/8" straight steerer with integrated 45-degree crown race 
Steerer length300mm
Axle-crown371mm
Rake/Offset46mm
100mm spacing (12mm alloy thru-axle included)
30mm maximum spacers below stem
Tire Compatibility
Wheel and tire compatibility700 x 30c tire clearance (depending on tire/rim manufacturer)
Frame spacing39mm
Fork spacing40mm
Brake Compatibility
Flat-mount brakes front and rear140mm (160mm max - adaptors available separately)
Frame flat-mount bracket height10mm
Details
Sizes51 / 53 / 55 / 57 / 59cm
Frame weight1,940g (size 55 - w/o thru-axle)
Fork weight420g (with uncut steerer / not including axle)
ColorNigiri

Logic Features

WCS Logic Tubing

WCS Logic Tubing

Ritchey's proprietary and triple-butted steel tubing developed specifically for the TIG welding process to Tom's specifications.

Integrated Carbon crown

Integrated Carbon Crown

Sleek integration with Ritchey headsets and the added benefit of reducing stress at the steerer crown interface.

Geometry

  • Design
  • Design
Frame Size
51cm
53cm
55cm
57cm
59cm
A
Top tube (effective)
532
548
563
575
590
B
Top tube (actual)
521
536
549
561
576
C
Seat tube (c-t)
485
505
525
545
565
D
Seat tube angle
74.5°
74°
73.5°
73.5°
73.5°
E
Head tube length
120
140
160
180
200
F
Head tube angle
72.5°
73°
73.5°
73.5°
74°
G
BB drop
72
72
70
70
70
H
Chainstay
410
415
415
415
415
I
Wheelbase
981
993
999
1011
1021
J
Standover height
757
777
797
816
836
K
Stack
531
551
570
589
610
L
Reach
385
390
394
400
409
M
Fork rake
46
46
46
46
46
N
Fork Length
369
369
369
369
369
Axle to crown
371
371
371
371
371
Post diameter
27.2
27.2
27.2
27.2
27.2

Tech Manuals / Spare parts / Videos / Downloads

Drawings / Manuals / Guides

Spare Parts

Compatible Headsets

Ritchey Road Logic Disc Di2 Installation Video

Related products

Related articles

Roads Like TheseRead it
The Ritchey Guide to Butted Steel for Bicycle FramesRead it
500km To GoRead it
Ritchey Newsletter

Join now for engaging stories, exclusive offers and product news delivered right to your inbox.

Subscribe