Velopedia Bicycle Archive

Ritchey Road Logic Disc Frameset

Frame specifications: geometry for 5 published sizes.

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At a glance

Archive #900000821

Model year: Not published by manufacturer
Category: Road
Original MSRP: $1,799.00
Sizes: 51cm, 53cm, 55cm, 57cm, 59cm
Colors: Nigiri
Geometry: 5 manufacturer sizes
In this record: 8 specifications · 6 archived images · original MSRP · geometry

Frame specificationsSteel · 700C

Manufacturer catalog

Published sizes and colors

5 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

51cm53cm55cm57cm59cm

Published colors

Nigiri

Frameset

Frame Construction	heat-treated, triple-butted Ritchey Logic steel tubing - TIG welded
Frame Material	Steel
Fork	Ritchey WCS Carbon Disc Road Fork included
Fork Material	Carbon Fiber

Drivetrain

Bottom Bracket	68mm - English threaded

Brakes

Brakes	Flat-mount brakes front and rear: 140mm (160mm max - adaptors available separately); Frame flat-mount bracket height: 10mm

Cockpit & Contact Points

Headset	WCS headset included (upper IS42/28.6 - 16mm stack height \| lower IS42/30)

Wheels & Tires

Wheel Size	700C

Geometry

5 sizes · 14 measurements

Frame measurements by size.

All geometry measurements5 sizes · 14 measurements

Measurement	51cm	53cm	55cm	57cm	59cm
Seat tube	485 mm	505 mm	525 mm	545 mm	565 mm
Effective top tube	532 mm	548 mm	563 mm	575 mm	590 mm
Top tube	521 mm	536 mm	549 mm	561 mm	576 mm
Head tube	120 mm	140 mm	160 mm	180 mm	200 mm
Head-tube angle	72.5°	73°	73.5°	73.5°	74°
Seat-tube angle	74.5°	74°	73.5°	73.5°	73.5°
Chainstay / rear center	410 mm	415 mm	415 mm	415 mm	415 mm
Wheelbase	981 mm	993 mm	999 mm	1011 mm	1021 mm
Bottom-bracket drop	72 mm	72 mm	70 mm	70 mm	70 mm
Reach	385 mm	390 mm	394 mm	400 mm	409 mm
Stack	531 mm	551 mm	570 mm	589 mm	610 mm
Standover height	757 mm	777 mm	797 mm	816 mm	836 mm
Fork offset / rake	46 mm	46 mm	46 mm	46 mm	46 mm
Fork length / axle-to-crown	371 mm	371 mm	371 mm	371 mm	371 mm

Dimensions as recorded.

Frame standardsQuick reference before buying parts

Recorded interfaces. Confirm the frame and included hardware before ordering parts.

Bottom bracket / shell: 68mm - English threadedCheck: Confirm the shell standard and width before selecting a bottom bracket.
Headset: WCS headset included (upper IS42/28.6 - 16mm stack height | lower IS42/30)Check: Confirm bearing interfaces and which headset pieces are included.

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Gallery6 images