Velopedia Bicycle Archive

1998 Seven Cycles Tsunami (01)

Original specifications: Shimano 600 Ultegra drivetrain · 700c wheels · legacy reference geometry.

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At a glance

Model year
1998
Category
Gravel & Cyclocross
Original MSRP
$2,910.00
Sizes
44 cm, 45 cm, 46 cm, 47 cm, 48 cm, 49 cm, 50 cm, 51 cm, 52 cm, 53 cm, 54 cm, 55 cm, 56 cm, 57 cm, 58 cm, 59 cm, 60 cm, 61 cm, 62 cm, 63 cm, 64 cm, 65 cm, 66 cm, 67 cm
Geometry
Legacy reference
In this record
26 specifications · archived image · original MSRP · geometry
Archive ID
79766
Original buildOrigin custom chromoly · Shimano 600 Ultegra · 700c wheels

Manufacturer catalog

Published sizes and colors

24 sizes

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

Published sizes

44 cm45 cm46 cm47 cm48 cm49 cm50 cm51 cm52 cm53 cm54 cm55 cm56 cm57 cm58 cm59 cm60 cm61 cm62 cm63 cm64 cm65 cm66 cm67 cm

Frameset

Frame ConstructionTIG-welded
Frame MaterialOrigin custom chromoly
ForkSteelman
Fork MaterialChromoly, unicrown crown

Drivetrain

Component GroupShimano 600 Ultegra
ShiftersShimano 600 Ultegra STI Dual Control
Front DerailleurShimano 600 Ultegra, braze-on
Rear DerailleurShimano 600 Ultegra GS
CranksetShimano 600 Ultegra, 39/53 teeth
Bottom BracketShimano BB-6500
BB Shell Width68mm English
Rear Cogs9-speed, Buyer's choice of gearing
ChainShimano CN-6500, 1/2 x 3/32"
PedalsNot included

Brakes

BrakesShimano Deore XT V-Brake brakes, Shimano 600 Ultegra levers

Cockpit & Contact Points

Headset1" threadless Cane Creek
HandlebarTTT Forma 2
StemControl Tech
SaddleSelle Italia Flite, titanium rails
SeatpostAmerican Classic

Wheels & Tires

HubsShimano 600 Ultegra
RimsMavic Open Pro, 32-hole
SpokesWheelsmith stainless steel, 2.0mm double-butted
Spoke NipplesAlloy nipples
Front Tire700 x 38c IRC V-Cross
Wheel Size700c wheels

Geometry

Legacy reference · 4 measurements

Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.

All geometry measurementsLegacy reference · 4 measurements
MeasurementLegacy reference
Top tube563 mm
Head-tube angle73°
Seat-tube angle73°
Chainstay / rear center426 mm

The preserved source contains one model-level geometry set without an identified frame size.

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Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
Shimano CN-6500, 1/2 x 3/32"
Front tire · Original
700 x 38c IRC V-Cross
Retailer offers · Affiliate links
Brake pads · Original
Shimano Deore XT V-Brake brakes, Shimano 600 Ultegra levers
More parts (6)
Bottom bracket · Original
Shimano BB-6500
Saddle · Original
Selle Italia Flite, titanium rails
Crankset · Original
Shimano 600 Ultegra, 39/53 teeth
Front derailleur · Original
Shimano 600 Ultegra, braze-on Search: Shimano Ultegra 9-speed mechanical front derailleur
Rear derailleur · Original
Shimano 600 Ultegra GS Search: Shimano Ultegra 9-speed mechanical rear derailleur
Shifters · Original
Shimano 600 Ultegra STI Dual Control Search: Shimano Ultegra 9-speed mechanical shifter

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 1998 Seven Cycles Tsunami (01) · Cyclocross · Published sizes: 44 cm, 45 cm, 46 cm, 47 cm, 48 cm, 49 cm, 50 cm, 51 cm, 52 cm, 53 cm, 54 cm, 55 cm, 56 cm, 57 cm, 58 cm, 59 cm, 60 cm, 61 cm, 62 cm, 63 cm, 64 cm, 65 cm, 66 cm, 67 cm

Archived: Frame: TIG-welded · Fork: Steelman · Chromoly, unicrown crown

Archived: Group: Shimano 600 Ultegra · Shifters: Shimano 600 Ultegra STI Dual Control · Front derailleur: Shimano 600 Ultegra, braze-on · Rear derailleur: Shimano 600 Ultegra GS · Crankset: Shimano 600 Ultegra, 39/53 teeth · Bottom bracket: Shimano BB-6500 · Rear cogs: 9-speed, Buyer's choice of gearing · Chain: Shimano CN-6500, 1/2 x 3/32"

Archived: Brakes: Shimano Deore XT V-Brake brakes, Shimano 600 Ultegra levers

Archived: Wheel size: 700c wheels · Rims: Mavic Open Pro, 32-hole · Hubs: Shimano 600 Ultegra · Front tire: 700 x 38c IRC V-Cross

Controls and contact points

Archived: Headset: 1" threadless Cane Creek · Handlebar: TTT Forma 2 · Stem: Control Tech · Seatpost: American Classic · Saddle: Selle Italia Flite, titanium rails · Pedals: Not included

Before and during the test ride

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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