Suzuki GSX-R 1100 GU74C spare parts

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Suzuki GSX-R 1100 GU74C [1988] - Engine cover Suzuki GSX-R 1100 GU74C [1988] - Engine cover - 0

Suzuki GSX-R 1100 GU74C [1988] - Engine cover

€29,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Engine housing Engine empty housing Suzuki GSX-R 1100 GU74C [1988] - Engine housing Engine empty housing - 0

Suzuki GSX-R 1100 GU74C [1988] - Engine housing Engine empty housing

€184,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - shift drum Suzuki GSX-R 1100 GU74C [1988] - shift drum - 0

Suzuki GSX-R 1100 GU74C [1988] - shift drum

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Shift Fork Set Suzuki GSX-R 1100 GU74C [1988] - Shift Fork Set - 0

Suzuki GSX-R 1100 GU74C [1988] - Shift Fork Set

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Gearbox Suzuki GSX-R 1100 GU74C [1988] - Gearbox - 0

Suzuki GSX-R 1100 GU74C [1988] - Gearbox

€234,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Oil filter Suzuki GSX-R 1100 GU74C [1988] - Oil filter - 0

Suzuki GSX-R 1100 GU74C [1988] - Oil filter

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Engine cover Suzuki GSX-R 1100 GU74C [1988] - Engine cover - 0

Suzuki GSX-R 1100 GU74C [1988] - Engine cover

€29,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Shift shaft Suzuki GSX-R 1100 GU74C [1988] - Shift shaft - 0

Suzuki GSX-R 1100 GU74C [1988] - Shift shaft

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Sensor Neutral Sensor Idle Switch Suzuki GSX-R 1100 GU74C [1988] - Sensor Neutral Sensor Idle Switch - 0

Suzuki GSX-R 1100 GU74C [1988] - Sensor Neutral Sensor Idle Switch

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Oil pipes Suzuki GSX-R 1100 GU74C [1988] - Oil pipes - 0

Suzuki GSX-R 1100 GU74C [1988] - Oil pipes

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Starter Suzuki GSX-R 1100 GU74C [1988] - Starter - 0

Suzuki GSX-R 1100 GU74C [1988] - Starter

€29,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Engine cover Suzuki GSX-R 1100 GU74C [1988] - Engine cover - 0

Suzuki GSX-R 1100 GU74C [1988] - Engine cover

€84,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Suspension Strut Shock Absorber Suzuki GSX-R 1100 GU74C [1988] - Suspension Strut Shock Absorber - 0

Suzuki GSX-R 1100 GU74C [1988] - Suspension Strut Shock Absorber

€184,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Stand mount Suzuki GSX-R 1100 GU74C [1988] - Stand mount - 0

Suzuki GSX-R 1100 GU74C [1988] - Stand mount

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Steering Damper Suzuki GSX-R 1100 GU74C [1988] - Steering Damper - 0

Suzuki GSX-R 1100 GU74C [1988] - Steering Damper

€84,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - battery box b Suzuki GSX-R 1100 GU74C [1988] - battery box b - 0

Suzuki GSX-R 1100 GU74C [1988] - battery box b

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - lower triple clamp Suzuki GSX-R 1100 GU74C [1988] - lower triple clamp - 0

Suzuki GSX-R 1100 GU74C [1988] - lower triple clamp

€134,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Brake pedal Suzuki GSX-R 1100 GU74C [1988] - Brake pedal - 0

Suzuki GSX-R 1100 GU74C [1988] - Brake pedal

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Handlebar switch handlebar fitting Suzuki GSX-R 1100 GU74C [1988] - Handlebar switch handlebar fitting - 0

Suzuki GSX-R 1100 GU74C [1988] - Handlebar switch handlebar fitting

€24,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Ignition coil and spark plug connector Suzuki GSX-R 1100 GU74C [1988] - Ignition coil and spark plug connector - 0

Suzuki GSX-R 1100 GU74C [1988] - Ignition coil and spark plug connector

€24,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Side stand Suzuki GSX-R 1100 GU74C [1988] - Side stand - 0

Suzuki GSX-R 1100 GU74C [1988] - Side stand

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Fork Telescopic Fork Suzuki GSX-R 1100 GU74C [1988] - Fork Telescopic Fork - 0

Suzuki GSX-R 1100 GU74C [1988] - Fork Telescopic Fork

€249,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Anchor strut Suzuki GSX-R 1100 GU74C [1988] - Anchor strut - 0

Suzuki GSX-R 1100 GU74C [1988] - Anchor strut

€19,00 EUR
Suzuki GSX-R 1100 GU74C [1988] - Mirror Side Mirror Set Pair Suzuki GSX-R 1100 GU74C [1988] - Mirror Side Mirror Set Pair - 0

Suzuki GSX-R 1100 GU74C [1988] - Mirror Side Mirror Set Pair

€134,00 EUR

Suzuki GSX-R 1100 GU74C spare parts-original parts for the UR-Labside

As Suzuki 1986 the GSX-R 1100 GU74C presented was that Motorcycle world amazed: a 197 kg superbike with 1 128 cm³ Oil/air-cooled four-cylinder, double loop aluminum and one Disguise that was derived directly from the long-distance racing series. The machine directed the age of the "dry weight. one and shaped the term Slabside - because of the flat Former plates that looked like polished aluminum flanks. Today, almost four decades later, the GU74C is considered a mechanical icon, The purists, collectors and track-day fans alike enthusiastic. But lightweight construction and high liter output require meticulous maintenance. Only with precipitation Suzuki GSX-R 1100 GU74C spare parts remains The legendary slabside reliably, stable and terribly fast.

1 | Historical classification & frame codes

The Original GSX-R 1100 appeared two years after the 750 premiere. Frame Vin begins with "JS1GU74C". Three model years:

✓ 1986 (G-): First year, 34-mm Mikuni Bst carburetor, 18-inch front wheel.

✓ 1987 (H-): Optimized Gabel damping, 310 mm brake discs, changed Oil pump rotors.

✓ 1988 (J-): 36 mm Mikuni BSR, Reinforced gear input-custody, newly profiled cams.

All three split the 59 kg of light e-box frames 7000-aluminum alloy and the "SACS" block (Suzuki Advanced Cooling System) with a large oil cooler and Double-cover valve guide. The G variant performed 227 kg ready for driving The scale - then 20 kg less than a Kawasaki GPZ 1000RX. This uncompromising skeleton is fantastically driving, but close to the material dimensioned; Surface spare parts are therefore more Safety as a nostalgia factor.

2 | Motor & intake - supply oil -cooled veins properly

1 128 cm³, 75.5 mm × 57 mm, 10.0: 1 compression - the data sheet sounds moderate, but the wide oil cooler, three high-performance piston rings and Short 57 mm valve engines enable 9 500 RPM redline and 128 hp. To keep this setup healthy, the following core parts are worth it:

✓ Piston ring set Ø 78 mm
OEM 12140-06B00-0F0-nickel chrome steel, compression ring 1.2 mm.

✓ Tax chain tensioner (upgrade)
APE MCJ1100 blocks setback-Adieu "Cam-Chain-Rattle".

✓ Oil pump rotor + cover seal
Rotor 16400-06B02 & seal 11482-06B01, increased throughput +8 %.

✓ Mikuni BSR36 Rebuild kit
Keyster K-1273: nozzles, O-rings, membranes-for clean mixture preparation.

Tip: Change air filter (that flat "mailbox element") Every 6,000 km. A blocked filter drives oil temperatures in Critical areas because the SACS system via mixture cooling Oil nebel steam works. Dynojet Stage 1 (Kit 3111) alleviates the dreaded 5,000 RPM flat sports and fits on a serial pot 2-mm needleshim.

3 | Fearing gear & brakes - support lightweight construction safely

43 mm Showa stable, aluminum wing with screwed-up bridge bridge, 3-carrier brake slices (310 × 5 mm) and 2-piston-to-do-making saddles shaped this Handling. With a 16-inch rear wheel (150/70) and 18-inch front wheel (130/60) High-speed stability was prioritized at the time; today Cycling/tire conversions require adapted offset adapter.

✓ Fork simmer rings 43 × 54 × 11 51153-06b00 | Low friction SKF-Kit Kitg-43m

✓ Showa cartridge-piston Racetech FMGV-S43- printing and train valves adjustable.

✓ Swinging bolt 61251-06B01 & Nadell bearing 09263-30055.

✓ EBC Pro-Lite discs MD3003 (310 mm) + Sinter covering HH.

✓ Steering head cone rolls All-Balls 22-1004-more precise straight line.

✓ Steel flex line kit Speigler S-GU74-F/R-ABE.

Racetrack note: The original 2 piston saddles overheat Modern tires quickly. 4-piston brembo P4 or Tokico 6-piston (GU75C) Fit the Showa fork via 40 mm adapter. 320 mm wave discs (Braking SK2-55) increase disc areas by 9 %.

4 | Electrics & cooling - voltage and oil temperature at a glance

A 280-W generator light machine drives battery charger and Kokusan-Cdi (5 curves). Regulator rectifier (SH538-12) is directly Above the oil cooler - heat extract. Defective plugs lead Undervoltage, then the light strike on the corner output.

  • ✓ MOSFET controller SH847AA + 14-AWG Loom: Stable 14.4 V.
  • ✓ CDI box KP81A Used rar → Ignitech TCI-W with a map editor.
  • ✓ Oil cooler upgrade STRAB 9 series + -10an lines → 5 ° C less oil.
  • ✓ Temp sensor 100 ° C 34960-06b00-replacement for brittle glass sensors.

5 | Maintenance, wear & weaknesses

An oil -cooled engine screams for fresh lubricants. Suzuki recommended SE-oil 10W-40 every 6,000 km; With modern Ester oils (Motul 7100 15W-50) halved additive oxidation. Valves 0.15 mm (E) / 0.20 mm (a) every 12,000 km, Shims 7.48 mm ISO. Tax chainrattern in thrust operations solves a manually adjustable Tensioner, but never too taut - otherwise tearing rails.

✓ Oil filter KN-138 + Copperdich ring 09168-14015.

✓ Valve kit Hotcams 7.48 (47 sizes).

✓ Tax chain did 219 FHV 122L including Rivet-Link.

✓ Gear-ball bearing 09262-25026 (2nd/3.

Delicate zones: Frame steering head pipe showed hair cracks for crash stoppers- Check with PT color; Losing clutch slabs losing spring tension → Anti-Judder springs. Altered carburetor gum, leads to false air; Stutze 13111-06b00 seals again.

6 | Upgrades, tuning & race track setup

  • ✓ Bandit-1200 cylinder + Cometic MLS 1 157 cm³, +8 hp, +10 Nm, requires 38 mm flat lides.
  • ✓ Öhlins FGK Cartridge-Kit Train/LS & HS print to Showa 43 mm.
  • ✓ Öhlins S46DR1 Spring, remote pre-load-+3 kg payload.
  • ✓ 4-in-1 stainless steel yoshimura duplex 6 kg lighter, 98 dB with killer, TÜV-E number.
  • ✓ 17-inch conversion GSX-R 750 SRAD 3.50/5.50 × 17-adapter distance sleeves + 14 Z.

7 | Spare parts supply & community

Suzuki Genuine Parts lists piston, rings, valves, Oil pumps and gear shafts. SCEM-RE-Plating: Powerseal USA, Langcourt EU. Robinsons Foundry (UK) sells NOS cladding parts, Brewer performance (USA) offers frame bracing. Forums oldskoolsuzuki.info and gixxer.com to exchange Jetting data, 3-D printing clips and hard-to-find CDI units.

8 | Value maintenance & collector status

A Matching Numbers GU74C "Blue & White" with original 4-in-1 And in 2025, 7,000 € - € 8,500 reached the unpotted frame. Any invoice about OEM Suzuki spare parts, Documented oil change and documents via frame check Increase the value by 15 %. Remodies (street fighter) are located In terms of price, however, win when all Enclose original parts. Rare colors (“Black Silver” 1987) Add collector bonus. For track tools, value factors remain Secondary - functional tested count here Brake & chassis components more.

9 | Conclusion-spare parts as DNA of the Slabside erb

The Suzuki GSX-R 1100 GU74C remains a milestone: First 1100 cc superbike below 230 kg, oil/air engine with Impressive stability when it is clean oil, Free cooling ribs and precisely precise seals. Maintain valves, SACS oil coolers and carburetor meticulously; Pretend Control, brakes and chassis subtly - and they have a classic, Today's mid-range athlete is still on the ground drives. Our range Suzuki GSX-R 1100 GU74C Spare parts provides every screw: From NOS cladding to modern Mosfet regulators. So your slabside remains loud, light and legendary - everywhere there, where speed and inclination are more important As a traction control and ride-by-wire.

Forge the future of your slabside - with tested GU74C spare parts From our shop!