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Suzuki GSX-R 1100 GV73B spare parts-the water-cooled superbikerevolte
In 1991 Suzuki broke with its air/oil-cooled tradition and provided the GSX-R 1100 W in front of GV73B called. The new double loops enclosed a water-cooled dohc four-cylinder, which made 147 hp and exceeded the dry weight of the predecessors by 13 kg-a declaration of war on Honda CBR 1000 F, Kawasaki ZZR 1100 and Yamaha for 1000. Electronics grille. In order to keep the "Oil-Boiler successor" in top form, are high quality Suzuki GSX-R 1100 GV73B spare parts It is essential-from the water cooler to the USD fork service.
1 | History & identification of the GV73b
"W" stands for Water cooled; Frame numbers begin with "JS1GV73B" followed by the year of construction prefix ("M" = 1991, "N" = 1992). Typical license plate:
✓ Drop-shaped 21-l tank, two-colored "slingshot" graphics
✓ USD fork 43 mm with gold anodes
✓ 6-piston-tokico saddle 310 mm
✓ Oil cooler in the bug cladding air intake
2 | Motor & intake - spare parts for 148 hp stability
The GV73B engine has 1127 cm³ (75.5 mm × 60 mm), 11.2: 1 compression, SCEM-Nikasil cylinder and 38 mm Mikuni BSt38S flat slide carburetor. A high-pressure water pump flows up the head and cylinder bank; Oil continues to be separated ("S-DACS").
✓ Piston ring set Ø 76 mm OEM 12140-17E10-0F0
✓ Tax chain cam-chain did 219 FH-122 L
✓ Water pump repair set 17400-17E00-RK
✓ Caser-Coating (O-rings, membranes) Keyster K-1587
Practical: cylinders and heads are identical to the GSX-R 750 WN (gr7bb)-but pistons & cams are 1100-specific. A Stage-1-Jet kit (Dynojet 3110) and new rubber protect 13111-17E00 helps with “Flat-Spot” acceleration.
3 | Chassis & brakes - precision by spare part
The 43 mm USD-Kayaba uses Cartridge technology, the aluminum banana arm wears a fully adjustable showa spring bone. Serial bikes: 3.50 × 17 front, 5.50 × 17 behind; Tires 120/70 - 17 & 180/55 - 17.
✓ Fork simmer rings NOK 43 × 55 × 11
OEM 51153-17E00
✓ SKF low friction kit KitG-43m
✓ Spring service kit Showa Kyb SS-55-R
✓ Tokico piston & seals Tourmax MSB-301
✓ Wave slices 320 mm Braking SK2-55
✓ Steering head cone rolls all-balls 22-1005
4 | Electrics & cooling - voltage under control
The GV73B has a 350 W lighting machine, Kokusan-CDI and a Lima controller unit on the left behind the cooler. Frequent “flicker” problems stirring tanned controller plugs (3-phase yellow).
- ✓ MOSFET controller SH847AA + adapterloom from Roadstercycle
- ✓ CDI box Kokusan 32900-17E30 (used difficult to find → Ignitech)
- ✓ Cooler + aluminum compensation container OEM 17710-17E00 / JSB-Alu-tank
5 | Maintenance schedule - oil, valves, torque
- ✓ Oil 10W-40 + filter -6,000 km (Suzuki K-Oil, KN-138)
- ✓ Valve game 0.15 mm inlet / 0.20 mm outlet - 12,000 km (Shims 7.48 mm)
- ✓ Refrigeration - 2 years, silicate -free
- ✓ Carburetor synchronization - 6,000 km
- ✓ Brake disc borders 4.5 mm (front) / 5.0 mm (rear)
6 | Typical weaknesses & their remedies
✓ Frame tear Hecksubframe
Welding seam at the shock absorber absorption; Reinforcement sheet 3 mm + tig seam.
✓ Starter-free run slips
Renew the freewheel coupling 12600-17E02 + Sprengrings.
✓ Gears 2. Gang kick-out
Legend 09381-20012 + Undercut-Gearset (Nova).
✓ Tokico saddle corrosion
Stainless steel piston + high-temp grease; ACF-50 protects carrier plates.
7 | Tuning & upgrade path-more punch, better control
- ✓ 1216 cm³ big bore (Suzuki Bandit 1200 pistons +Cometic MLS) - +12 PS, +10 Nm.
- ✓ Mikuni RS-38 Flatslide - Responsive, 1 kg lighter than BST.
- ✓ Öhlins FGK-cartridge -Train/high-low print setting for USD fork.
- ✓ Penske 8987 -3-way adjustable strut with remote reservoir.
- ✓ Titan-4-in-1 (Yoshimura Duplex) -6 kg weight savings, e-test mark (DB killer).
8 | Spare parts supply & scene
Suzuki continues to lead key components (cylinder head density rates, valve guides, water pump). Specialists like Robinsons Foundry, JMA engineering and Brewer performance offer SCEM coatings, gear end cut and replacement plastic cladding in OEM colors. In forums (oldskoolsuzuki.info, gixxer.com) are traded NOS instruments, framework reinforcements and original Tokico-6-piston sets.
9 | Replacement & collective status
The water-cooled GSX-R 1100 W was the "disreputable" heavyweight for a long time-but in 2025 the interest grows: Original GV73B in Lucky Strike-Lack achieve € 7,000; Tuned street fighter only € 3,000. Are value drivers OEM Suzuki spare parts, Documented mileage under 50,000 km and an unspoiled frame. BIG-BORE conversions increase driving fun, but lower collector's price, unless original cylinders are included.
10 | Conclusion - why original parts keep the GV73B alive
The Suzuki GSX-R 1100 GV73B marks the transition of air/oil-cooled slings hips to modern water-cool superbikes. Their fascination lives from massive torque, analog driver experiences and a chassis, which after 30 years with exquisite spare parts acts impressively. Anyone who maintains valves, SCEM carways and cooling system-and consistently on tailored Suzuki GSX-R 1100 GV73B spare parts Set-, gets a machine that connects speed greed and street sovereignty like hardly any other 90s superbike.
Keep the water -cooled icon - with tested Suzuki GSX-R 1100 GV73B spare parts Your W-Gixxer reliably drives to the next era of classic superbikes.
