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  3. SUZUKI 12103-47830-050

SUZUKI 12103-47830-050 Left Outer Piston 56MM

fits model: Gs550, Gs, 550. make: Suzuki. year: 1978.

12103-47830-050 Suzuki 1978 Gs550 Gs 550 Left Outer Piston 56mm

( Part Type: Piston ), ( Oe/oem Part Number: 12103-47830-050 )

Review SUZUKI Left Outer Piston 56mm fits GS550 GS 550 1978

Introducing the Suzuki 1978 GS550 GS left outer piston, part number 12103-47830-050. This is an authentic Suzuki replacement part designed specifically for the left outer position of the engine's piston assembly in the 1978 GS550 GS model.

Measuring 56mm in diameter, this piston is meticulously engineered to provide optimal performance and durability. The piston features a forged construction, which ensures superior strength and resistance to wear and tear. The piston crown is designed with a dome shape, which aids in the efficient transfer of combustion pressure for optimal engine power.

The piston ring grooves are precision-machined to ensure a perfect fit for the piston rings. The skirts of the piston are finned to enhance cooling efficiency and prevent excessive heat buildup. This is essential for maintaining optimal engine performance and preventing damage from thermal stress.

The Suzuki 1978 GS550 GS left outer piston comes with a chrome plated piston pin, which not only adds an attractive appearance but also provides superior protection against corrosion. The piston pin retaining clips are also included in the package, ensuring a hassle-free installation process.

This replacement part is manufactured to meet the same high-quality standards as the original Suzuki component. By using a genuine Suzuki part, you can ensure a proper fit, optimal performance, and extended engine life.

In summary, the Suzuki 1978 GS550 GS left outer piston is a critical engine component designed to provide superior performance and durability. Its precise dimensions, forged construction, and cooling fins make it an essential addition to your Suzuki GS550 GS engine. By using a genuine Suzuki replacement part, you can enjoy peace of mind knowing that your engine is operating at its best.

Buying Suzuki GS550 (12103-47830-050) Left Outer Piston: A Detailed Analysis

Introduction:

The Suzuki GS550 is a classic motorcycle model that has been popular among enthusiasts for decades. When it comes to maintaining or restoring this bike, having access to original parts is crucial. One such part is the left outer piston (part number 12103-47830-050), which can experience wear and tear over time. In this analysis, we will discuss the pros and cons of buying this specific Suzuki GS550 left outer piston to help you make an informed decision.

Pros:

1. Authenticity: By purchasing the original Suzuki part, you ensure that the piston is designed specifically for your GS550 model and fits perfectly. This can save you time and potential issues that may arise from using aftermarket parts.

2. Quality: Suzuki is known for its high-quality components. Buying an original Suzuki piston means you're getting a part that has been manufactured to the same standards as the one that came with your bike originally.

3. Durability: Original parts are typically more durable than aftermarket alternatives due to their superior materials and manufacturing processes.

4. Warranty: Suzuki offers a warranty on their parts, which can provide peace of mind and financial protection in case of any defects or issues.

Cons:

1. Cost: Original Suzuki parts can be more expensive than aftermarket alternatives. However, considering the potential benefits, such as perfect fit, superior quality, durability, and warranty, the additional cost may be worth it for some.

2. Availability: Depending on the location and availability of Suzuki dealers, finding this specific part may take some time and effort.

Conclusion:

In conclusion, buying the Suzuki GS550 (12103-47830-050) left outer piston comes with both advantages and disadvantages. While the cost may be higher than aftermarket alternatives, the benefits include an authentic fit, superior quality, durability, and the peace of mind that comes with a warranty. Ultimately, the decision to purchase this part depends on your personal preferences, budget, and the importance you place on having an original Suzuki component for your GS550.

Recommendation:

If you're a dedicated Suzuki GS550 owner seeking a perfect fit, superior quality, durability, and the assurance of a warranty, then purchasing the Suzuki GS550 (12103-47830-050) left outer piston is a recommended choice. However, if cost is a significant concern and you're willing to accept the potential risks of using aftermarket parts, then it may be worth considering alternative options.

Details:

We primarily use USPS and UPS as our shipping companies. MAY ALSO FIT: 1979. 1978 SUZUKI GS550 GS 550 LEFT OUTER PISTON 56MM. MOTOR#GS550-128125.

part #: 1210347830050 prices

  • $34.50-$225.00

specifications pistondon:

  • for models: Gs550, Gs, 550
  • for makes: Suzuki
  • for years: 1978
  • part type: Piston
  • oe/oem part number: 12103-47830-050

shipping pistondon:

  • carrier: USPS
  • class: Standard
  • service: USPS Ground Advantage
  • cost: $8.50
  • transit: 4-8 Days
  • type: Fixed

offer pistondon:

  • options: Ship-to-home
  • availability: In Stock
  • started: January 18, 2026
  • sold: 0
  • quantity: 1

seller pistondon:

  • # reviews: 105805
  • city: Spokane, Washington
  • rating: 99.8%

payments pistondon:

  • wallet: Google-pay
  • credit card: Diners-club
  • other

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: Used

returns pistondon:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
for models: gs550, gs, 550, for makes: suzuki, for years: 1978, part type: piston, oe/oem part number: 12103-47830-050,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 10036059742069631,

Suzuki 12103-47830-050 Is Similar To:

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3 offers $34.50–$225.00 USD
  • Offer #1: $53.24 price + $26.65 shipping estimate = $79.89* total. Suzuki GS550 Piston O/S 0.50.+$26.65 shipping
  • Offer #2: $225.00 price + $13.71 shipping estimate = $238.71* total. Suzuki 1977-79 GS550E. 4 Pistons -0.50mm Oversize or 56.5mm.+$13.71 shipping
  • Offer #3: $34.50 price + $79.50 shipping estimate = $114.00* total.+$79.50 shipping

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