Piston Crankshaft

Authentic **OEM replacement piston kit** designed for the **Suzuki TS50** engines produced in **1973 and 1974**. This **standard-duty (STD) piston set** is manufactured to original specifications, ensuring precise fitment and optimal performance. Each piston is engineered with **Suzuki’s exacting tolerances** for seamless integration into the stock cylinder block and crankshaft assembly.

**Key Features:** - **Direct OEM compatibility** for 1973–1974 Suzuki TS50 engines. - **Precision-machined** for minimal clearance, reducing friction and wear. - **NOS (New Old Stock)** quality, sourced from original Suzuki production lines. - **Part numbers included:** 12110-05761 (piston) and 12103-35810-100 (complementary components, where applicable). - **No modifications required**—designed for drop-in installation into stock or lightly modified engines.

This NOS (New Old Stock) genuine Suzuki piston ring set, part number 12140-05111-100, is precision-engineered for the Suzuki TS50 motorcycle models produced between 1972 and 1974. Manufactured to OEM specifications, this factory piston ring set ensures optimal compression, reduced oil consumption, and extended engine longevity. Designed for direct replacement, it maintains the original performance and reliability of the motorcycle's 49cc air-cooled engine.

Each set includes three rings: one compression ring, one intermediate ring, and one oil ring with a three-piece design (two rails and an expander). The rings are constructed from high-quality cast iron with a chromium-plated finish for enhanced durability and resistance to wear. The cylinder bore compatibility is 44.00–44.02 mm, ensuring a precise fit for seamless installation and operation. This piston ring set is an essential maintenance component for restoring or maintaining the engine of classic Suzuki TS50 models.

This OEM piston ring set is the direct replacement for Suzuki part number 12140-05830 and is superseded by part number 12140-05100-100. Engineered to meet original equipment specifications, the set ensures proper sealing, compression retention, and durability for the intended engine applications.

Constructed from high‑quality materials, the rings provide reliable performance under standard operating conditions. The package includes all components required for a complete installation, matching the original design tolerances and dimensions.

The Suzuki NOS AS50/TS50 ring set is engineered for precise performance in high‑output applications. Constructed from premium alloy material, each ring delivers consistent wear resistance and maintains optimal clearances under demanding conditions.

Designed as an original equipment replacement, the set matches the factory specifications for the AS50 and TS50 models, ensuring seamless integration with existing crankshaft assemblies. The 0.50 mm oversize dimension provides a reliable fit for rebuilds that require minimal material removal while preserving structural integrity.

Installation is straightforward for experienced technicians, and the components are supplied fully assembled and ready for immediate use. This ring set supports reliable engine compression, reduces oil consumption, and contributes to overall engine longevity.

Professional precision ring set for Suzuki AS50 and TS50 models. Designed for optimal performance with a 0.50mm outside diameter. Manufactured to meet stringent quality standards, ensuring durability and reliable operation in demanding environments.

Engineered for seamless integration, this ring set provides a consistent fit and enhances mechanical efficiency. It is suitable for replacement or upgrade purposes, delivering reliable service life and maintaining the integrity of the drivetrain.

OEM-quality crankshaft assembly designed for 1971-74 Suzuki TS 50Gaucho models. This crankshaft assembly (Part No. 12000-06822) is intended for use as a replacement component in engine rebuilds or as a core part for refurbishment. Precision-machined components ensure optimal performance and durability, maintaining factory specifications for stock compatibility.

Features include a balanced crankshaft with integrated flywheel, precision bearings, and durable seals to support reliable operation. Manufactured to original equipment standards, this assembly is ideal for restoration projects or maintaining the integrity of your classic motorcycle. Suitable for use in both part-swap and core-exchange programs.

The NOS Suzuki connecting rod is an original equipment manufacturer (OEM) component designed for the OR50, F50, TS50, and RM50 models. Engineered with precision engineering, this rod provides the exact dimensions and tolerances required for seamless integration into the crankcase, ensuring optimal performance and durability under demanding operating conditions.

Constructed from high‑strength alloy steel, the connecting rod offers superior fatigue resistance and maintains structural integrity throughout the engine’s power cycle. The finished surface is treated to resist corrosion and wear, extending service life and reducing maintenance intervals. This part replaces the original factory component and meets all Suzuki specifications for fit, function, and reliability.

Installation of the OEM connecting rod restores the engine to its original specifications, supporting smooth power delivery and consistent combustion efficiency. It is suitable for both restoration projects and performance upgrades where authentic, high‑quality parts are required. The part ships new, sealed, and ready for immediate installation by qualified technicians.

The **Suzuki NOS OEM Connecting Rod Thrust Washer** is a direct-fit replacement part designed for compatibility with the **MT50, TS50, F50, and AS50** motorcycle models. Engineered to exacting specifications, this high-quality thrust washer ensures precise alignment and optimal performance within the crankshaft assembly, maintaining critical tolerances for smooth operation.

Constructed from durable materials, this washer meets Suzuki’s original equipment standards, guaranteeing reliability and longevity. Ideal for maintenance, rebuilds, or replacement applications, it delivers consistent performance under varying operational conditions. Part number **09160-16011** ensures accurate sourcing for authorized service procedures.

The Needle Roller & Cage Assembly is engineered to meet the exacting standards required for the Suzuki 09263-16034-000 model. This component is constructed from high‑strength alloy materials, ensuring optimal durability and performance under continuous operation. The assembly incorporates precision‑machined bearings and a robust cage system that maintains alignment and reduces wear on the needle roller during high‑speed processing.

Installation of this part is straightforward, with a design that allows for quick removal and replacement of the needle roller and cage. The assembly delivers consistent pressure distribution and minimizes vibration, thereby extending the service life of the machine’s critical components. It is fully compatible with the original equipment manufacturer specifications and is recommended for use in both new installations and as a reliable replacement part for existing systems.

These left crankshaft spacers are engineered for precise fitment on Suzuki T125, TS50, 250, DS250, and AS50 models. Each spacer measures 28 mm × 28 mm × 4.5 mm, providing the exact clearance required for optimal crankshaft alignment and reduced vibration.

Manufactured to the original equipment specifications, the part number 09180‑20017 ensures full compatibility with factory‑approved components. Installation of the spacers restores original bearing geometry, supporting engine durability and performance under standard operating conditions.

The Suzuki OEM Part 09181-20158 washer is designed for the shift cam plate assembly. This component is engineered to precise tolerances, ensuring reliable operation and longevity within the vehicle’s transmission system. The washer is manufactured to meet Suzuki’s stringent quality standards and is suitable for direct OEM replacement.

The **Suzuki 09283-20034** is a genuine OEM oil seal designed for high-performance off-road applications in Suzuki Quadsport motorcycles. Engineered for durability and precise sealing, this component ensures optimal lubrication and protection against contaminants, extending engine lifespan under demanding conditions.

Constructed from high-quality materials, this oil seal meets Suzuki’s stringent specifications for crankshaft applications. Compatible with Quadsport models requiring the **09283-20034** part number, it delivers reliable performance in both on- and off-road environments. Replace with confidence using this authentic Suzuki replacement part.

This NOS (New Old Stock) crankshaft bearing (Part No. 09269-20006) is a precision-engineered component designed for Suzuki AC50, AS50, MT50, and TS50 models. Manufactured to original equipment specifications, it ensures optimal fit and performance in your motorcycle's crankshaft assembly, maintaining smooth rotational motion and minimizing friction.

Constructed with high-grade materials, this bearing supports extended durability and reliable operation under standard riding conditions. Engineered for direct replacement, it eliminates the need for custom modifications, providing an exact fit for OEM applications. Compatible with all listed Suzuki models, this bearing is ideal for restoration projects, routine maintenance, or replacing worn components.

Suzuki Pin, 04221-03059

This genuine OEM rotary valve cover and base assembly is designed for the 1971 SUZUKI TS50 GAUCHO motorcycle. Precision-engineered to exact specifications, it ensures optimal sealing and performance for the engine's rotary valve system.

Manufactured from high-quality aluminum alloy, this component combines durability with lightweight construction. The part number 12450-05002 guarantees compatibility with the original design of the TS50 GAUCHO. Ideal for restoration or replacement, it maintains the integrity and reliability of the motorcycle's rotary valve mechanism.

The NOS O-Ring for Suzuki models TM75, TS50, TS75, and AS50 (1971-1977) provides a reliable sealing solution for engine components. Engineered to exact OEM specifications, this o-ring ensures proper fitment and durability in high-performance applications.

Constructed from high-quality rubber, this o-ring delivers superior resistance to heat and pressure, maintaining its integrity over extended use. Compatible with Suzuki models TM75 (1974-1976), TS50 (1971-1974), TS75 (1975-1977), and AS50 (1971), it is a direct replacement for part number 09280-00002.

The Suzuki Genuine Rotary Inner Valve Seat, part number 12461-05002, is a precision-engineered component designed for optimal performance in compatible rotary engine models. Manufactured in Japan by Suzuki, this new old stock (NOS) part ensures superior fitment and durability, meeting the original equipment manufacturer (OEM) specifications. Engineered from high-grade materials, it delivers reliable sealing and long-term resistance to wear and heat.

This valve seat is an exact replacement for select Suzuki rotary engine applications, providing consistent airflow control and combustion efficiency. As a genuine Suzuki part, it guarantees compatibility and performance standards that aftermarket alternatives may not match. Stock status may vary; secure your order promptly to avoid potential shortages.

This genuine OEM gasket is designed for Suzuki TM75 and TS 50 models manufactured between 1973 and 1977. The rotary valve inner cover gasket ensures a precise seal around the engine's rotary valve assembly, preventing oil leaks and maintaining optimal engine performance. Constructed from high-quality heat-resistant material, this gasket provides durability and long-lasting reliability in demanding operating conditions.

Part number 12471-05001 matches exact factory specifications for a direct fit replacement. It is recommended for use during engine assembly or when replacing worn gaskets to restore proper sealing integrity. This gasket is not intended for use with other models or engine types.

The **Suzuki OEM 02122-06167 Screw** is a high-quality, factory-matched fastener designed for precise application in Suzuki-branded vehicles. Crafted from durable materials, this **6mm diameter × 16mm length** screw ensures a secure fit and reliable performance in original equipment applications.

Ideal for restoration, maintenance, or direct replacement in Suzuki models requiring exact OEM specifications, this screw maintains the integrity of critical fasteners. Compatible with standard hand tools, it delivers consistent threading and corrosion resistance for long-term durability. A trusted choice for professionals and enthusiasts prioritizing authenticity and performance.

The Suzuki MT50, TS50, AS50, AC50, and F50 oil guide plate (part number 12511-06100) is an essential component for restoring or maintaining models produced between 1969 and 1974. Designed to direct oil flow precisely, this guide plate ensures optimal lubrication of the engine’s internal mechanisms, thereby extending service intervals and enhancing overall reliability.

Constructed from high‑grade steel, the plate conforms to original equipment specifications, providing a direct fit without the need for modification. Installation is straightforward, requiring only standard tools and basic mechanical proficiency. This component is ideal for collectors, restorers, and professional service technicians seeking authentic parts that meet the rigorous standards of vintage Suzuki motorcycles.

Genuine Suzuki Primary Drive Gear (Part #21111-03001) designed for the Suzuki TS50 Gaucho motorcycle. Engineered to OEM specifications, this gear ensures precise alignment and reliable power transfer from the crankshaft to the transmission. Constructed from high-grade steel, it delivers durability under high-stress conditions, maintaining optimal gear mesh for smooth operation.

Direct replacement part for stock applications, this primary drive gear is manufactured to meet or exceed original equipment standards. Compatible with 1971 Suzuki TS50 models. Installation requires basic mechanical expertise and standard tools. For optimal performance, it is recommended to replace the gear assembly in conjunction with the clutch and related components if signs of wear are present.

The Suzuki Primary Drive Gear Spacer, part number #09180-20006, is a precision-engineered component designed for compatibility with select Suzuki motorcycle models, including the TS75, TS50, TM75, A100, and AS50. This spacer ensures optimal alignment and proper clearance between the primary drive gear and the crankshaft, maintaining drivetrain integrity and smooth operation.

Crafted from high-quality materials, the spacer is engineered to withstand the mechanical stresses of motorcycle operation while providing a durable and reliable fit. Installation requires no modifications, ensuring a straightforward replacement process for OEM or aftermarket applications. Compatible with specified Suzuki models, this spacer is an essential component for maintaining precise drivetrain performance.

This Genuine Suzuki OEM Crankshaft Nut is designed for precise compatibility with the TS RV90 engine series, ensuring optimal performance and reliability. Engineered to exacting specifications, it delivers a secure fit for critical crankshaft applications.

Key Features:

• Direct OEM replacement for Suzuki TS RV90 models
• Constructed from high-strength materials for durability
• Threaded to exacting tolerances for proper torque retention

Genuine OEM washer for Suzuki models TM50, TS50, TM75, and TS75, manufactured to exacting Suzuki specifications. This part ensures precise fitment and reliable performance, maintaining the integrity of the vehicle's assembly. Designed for direct replacement, it meets or exceeds original equipment standards for durability and functionality.

This washer is ideal for routine maintenance or repair applications where a high-quality, manufacturer-approved component is required. Packaged in new old stock (NOS) condition, it retains its original factory specifications, ensuring compatibility with the intended Suzuki models.

Suzuki OEM Part 08341-31039 KEY, MAGNETO ROTOR