Crankshaft

The NICHE forged crankshaft assembly is engineered for the Suzuki RMZ450 models produced between 2005 and 2007 (part numbers 12200‑35G01 and 12200‑35G20). Constructed from high‑strength forged steel, the assembly delivers superior durability and precise balance for high‑performance applications.

Designed to meet OEM specifications, this crankshaft assembly provides reliable power transmission and consistent engine performance under demanding conditions. Installation requires standard tools and follows the factory service procedure.

NICHE Forged Crankshaft Assembly designed for Suzuki RMZ450 models manufactured between 2005 and 2007. This high‑performance component is engineered to deliver precise rotational dynamics and enhanced durability, meeting the stringent specifications required for optimal engine operation. The assembly is constructed from premium forged steel, ensuring superior strength and resistance to wear under high‑RPM conditions.

Installation of the NICHE forged crankshaft assembly provides a reliable foundation for engine rebuilds or replacements, offering a seamless fitment with existing engine components. The product is manufactured to exact tolerances, guaranteeing compatibility with the original drivetrain architecture. This assembly is recommended for technicians and enthusiasts seeking a dependable and high‑quality replacement part for their Suzuki RMZ450 motorcycles.

The **OEM Suzuki RM-Z450 (2005–2007) crankshaft (Part No. 12200-35G21)** is a precision-engineered component designed for high-performance motocross applications. Manufactured to exacting specifications, this crankshaft ensures optimal power delivery, durability, and reliability in demanding off-road conditions. Compatible with the **450cc DOHC** engine configuration, it features a robust forged steel construction and is fully interchangeable with genuine Suzuki parts for seamless installation.

Key attributes include a **balanced rotating assembly** and **precision-machined journals** to maintain tight tolerances for extended service life. Ideal for rebuilds, maintenance, or replacement in the **RM-Z450** (2005–2007 models), this component upholds Suzuki’s engineering standards for peak performance. Direct fitment ensures compatibility with stock and aftermarket components, making it a trusted choice for enthusiasts and professionals alike.

The forged connecting rod kit is engineered specifically for the Suzuki RM‑Z450 450cc 4‑stroke model, delivering enhanced durability and optimal performance under high‑stress conditions. Constructed from high‑strength steel, each rod provides superior resistance to fatigue and deformation, ensuring reliable power transmission throughout the engine cycle.

Designed for precise fitment, the kit includes all necessary components for a complete replacement, facilitating straightforward installation and reducing downtime. The rods are machined to exacting tolerances, maintaining proper alignment and balance to support consistent combustion efficiency and smooth operation at elevated RPMs.

Ideal for racers and performance enthusiasts seeking to upgrade their engine internals, this connecting rod kit offers a robust solution that upholds the rigorous demands of competitive riding while preserving the integrity of the stock architecture.

The Connecting Rod Kit is engineered for the 2005‑2007 Suzuki RM‑Z450, delivering reliable performance for high‑revving 450cc DOHC engines. Constructed from precision‑forged steel, the kit provides the strength and durability required for competitive riding and demanding track conditions.

Designed to meet OEM specifications, the kit includes all necessary components for a complete rod assembly, ensuring proper fitment and seamless integration with the engine block. Installation follows standard service procedures, allowing for efficient rebuilds and maintenance.

The **Suzuki OEM PIN 12210-35G03** is a genuine replacement part designed for precise fitment in Suzuki vehicle applications. Engineered to exacting standards, this component ensures reliable performance and compatibility with original equipment specifications.

Ideal for maintenance professionals and DIY enthusiasts, this part adheres to Suzuki’s stringent quality benchmarks. Direct compatibility with designated models guarantees seamless installation and optimal functionality.

The OEM Suzuki bearing model 09263-34014-0B0 is engineered specifically for the RMZ450 and RMX450 motorcycles. Manufactured to meet Suzuki's stringent quality standards, this component delivers reliable performance and long‑term durability under demanding riding conditions.

Precision machining ensures exact fitment and seamless integration with the engine assembly, reducing the risk of premature wear. The bearing’s robust construction provides consistent lubrication retention and resistance to high temperatures, supporting optimal engine efficiency and power delivery.

Designed for professional technicians and discerning riders, this bearing offers a straightforward replacement process, minimizing downtime and maintaining the vehicle’s original specifications. Choose this authentic OEM part to preserve the integrity and resale value of the RMZ450 or RMX450.

The Suzuki RMZ450 main crank bearing set, part numbers 09262-30115 and 09262-32017, provides a direct replacement for original equipment units on models from 2008 through 2024. Constructed with premium SKF alloy steel, each bearing delivers the precise tolerances and load‑carrying capacity required for high‑performance two‑stroke operation.

Engineered as an aftermarket solution, this bearing kit maintains the exact dimensions and mounting geometry of the factory components, ensuring seamless installation without the need for modifications. The SKF bearing technology offers enhanced durability, reduced friction, and consistent oil retention, contributing to improved engine reliability and extended service intervals.

Designed for professional mechanics and discerning riders, the kit includes all necessary bearings to reassemble the crankshaft assembly promptly. It meets or exceeds OEM specifications, providing confidence in performance and longevity for demanding riding conditions.

Authentic OEM-quality oil seals engineered for direct fitment to Suzuki vehicles, ensuring precise sealing performance and extended component longevity. This two-piece kit comprises identical 09283-30061 seals, manufactured to strict Suzuki specifications for reliable operation under standard operating conditions.

Constructed from durable elastomeric materials and reinforced with high-grade metal inserts, these seals provide superior resistance to oil leakage, environmental degradation, and thermal stress. Compatible with Suzuki applications requiring exacting dimensional tolerances, they facilitate smooth rotational movement while maintaining optimal fluid retention. Ideal for maintenance professionals and DIY enthusiasts seeking original-equipment-grade replacement parts.

The **OEM Suzuki Counter Shaft Retainer 24741-20A00** is a precision-engineered component designed for direct fitment to compatible Suzuki models. Manufactured to strict automotive standards, this retainer ensures reliable performance and durability in transmission systems.

Key attributes include a **steel construction** and **OEM-grade materials**, guaranteeing compatibility with factory specifications. This part is supplied as a single unit (Qty 1) and is ideal for maintenance, restoration, or replacement applications where original equipment quality is required.

The **Suzuki OEM 24741-37F00 Crankshaft Bearing Retainer** is a precision-engineered component designed for direct fitment to Suzuki engines requiring original equipment specifications. Manufactured to exacting standards, this retainer ensures proper alignment and secure positioning of crankshaft bearings, maintaining optimal engine performance and longevity.

This part is manufactured to meet Suzuki’s stringent quality requirements, ensuring compatibility with designated engine models. For professional mechanics and DIY enthusiasts seeking an authentic replacement, this retainer delivers the reliability and precision expected from genuine OEM components.

The New OEM Suzuki Screw 09126-06011 is a precision-engineered fastener designed to meet the exacting standards of Suzuki equipment maintenance and assembly. Manufactured to OEM specifications, this screw ensures optimal fit and reliable performance in its designated applications.

Constructed from high-quality material, the screw provides durability and resistance to wear, contributing to the longevity of the assembled components. Its design facilitates straightforward installation, reducing assembly time while maintaining secure fastening.

The 12111-35G01-0F0 piston is a genuine original equipment manufacturer component designed specifically for Suzuki engines. Engineered to meet factory specifications, this piston ensures optimal compression, durability, and performance in accordance with Suzuki's rigorous standards.

Constructed from high‑quality alloy, the piston provides reliable thermal stability and resistance to wear, contributing to sustained engine efficiency and longevity. It is a direct replacement for the original part, offering seamless fitment and compatibility with existing engine assemblies.

The **Suzuki 12111-35G20-0F0 Piston** is a factory-approved, genuine OEM replacement designed for precise fitment and optimal performance in compatible Suzuki engines. Engineered to exacting standards, this component ensures reliable operation and maintains critical compression ratios for extended durability.

Constructed from high-quality materials, this piston delivers consistent performance under demanding conditions. Compatible with Suzuki’s original specifications, it is a direct replacement for worn or damaged units, restoring engine efficiency and power output. Ideal for professional mechanics and DIY enthusiasts seeking authentic, high-performance parts.

The **Suzuki OEM 12140-35810 Piston Ring Set** is a precision-engineered replacement component designed for direct compatibility with Suzuki engines requiring exacting performance standards. This ring set is manufactured to strict OEM specifications, ensuring optimal sealing, compression, and durability under high-temperature and high-pressure operating conditions.

Constructed from high-quality materials, this ring set delivers consistent wear resistance and minimal oil consumption, contributing to extended engine life and reliable operation. Ideal for professional mechanics and DIY enthusiasts performing engine rebuilds or maintenance, this part adheres to Suzuki’s original design parameters for seamless integration and peak performance.

The **Suzuki OEM 12140-35830 Ring Set** is a precision-engineered replacement component designed for optimal performance and durability in Suzuki engines requiring standard piston ring configurations. This set includes the necessary compression and oil control rings to ensure proper sealing, reduced friction, and efficient combustion chamber pressure maintenance.

Manufactured to strict Suzuki specifications, this ring set delivers reliable fitment and compatibility with designated engine models. Ideal for professional mechanics and DIY enthusiasts performing piston ring replacements, this part adheres to Suzuki’s quality standards for long-term engine integrity.

The **NOS Genuine Suzuki Piston Ring Set** is a precision-engineered replacement component designed for the **2005–2007 Suzuki RM-Z450** (model code **12140-35840-000**). Manufactured to exacting OEM standards, this ring set ensures optimal compression, reduced friction, and enhanced engine performance while maintaining factory specifications.

Constructed from high-quality materials, these rings provide a reliable seal between the piston and cylinder bore, minimizing oil consumption and thermal expansion. Compatible with the **RM-Z450** engine architecture, this genuine NOS part delivers the durability and precision required for demanding off-road applications. Ideal for maintenance, rebuilds, or restorations, this ring set guarantees seamless integration with the original engine design.

The **Suzuki OEM Piston & Pin Kit (Part #12151-35G01)** is a precision-engineered replacement assembly designed for direct fitment in compatible Suzuki engines. This kit includes a forged piston with a **compression height of 32.5mm** and a **bore diameter of 76.0mm**, paired with a high-strength **pin (wrist pin) with a diameter of 20.0mm** and a length of **58.0mm**. Manufactured to strict OEM tolerances, this component ensures optimal performance, improved durability, and seamless integration with Suzuki’s engine specifications.

Ideal for professional mechanics and DIY enthusiasts, this piston and pin assembly is engineered to maintain proper ring seating, minimize wear, and support peak combustion efficiency. Compatibility is confirmed for select Suzuki engine models—verify application before installation. The kit adheres to Suzuki’s original specifications, ensuring reliability and long-term engine health.

The Suzuki Circlip NOS 09381-19001 is a new‑old‑stock component designed for precise retention applications in Suzuki engines and assemblies. Supplied in a pack of two, the part conforms to the original equipment specifications for the L-2658 model.

Constructed from high‑strength steel, this circlip provides reliable spring tension and durability under demanding operating conditions. It is engineered to fit seamlessly into the designated groove, ensuring secure fastening without the need for modification.

The piston kit is engineered specifically for the Suzuki RMZ 450 model years 2005 through 2007. It comprises high‑quality components that meet original equipment specifications, ensuring reliable performance and durability under demanding riding conditions.

Designed for straightforward installation, the kit provides precise fitment with the engine's standard bore and stroke dimensions. Its construction utilizes advanced alloy materials to resist wear and maintain optimal compression ratios, supporting consistent power delivery and fuel efficiency.

Authentic Suzuki Original Equipment Manufacturer (OEM) piston assembly for the 2005–2007 RM-Z450 dirt bike. This precision-engineered component includes a fully machined forged piston, two-piece compression rings, and a wrist pin, all manufactured to strict Suzuki specifications for optimal performance and durability. Designed to meet the exacting requirements of the RM-Z450’s 449cc single-cylinder engine, this replacement piston ensures seamless compatibility with stock or modified setups.

Key features include a hardened wrist pin for reduced wear, precision-machined ring lands for improved sealing, and a fully balanced design for enhanced reliability. Ideal for routine maintenance, rebuilds, or performance upgrades, this OEM piston kit restores factory tolerances and supports peak engine efficiency. Compatible with Suzuki part number 12110-35830.

The **Suzuki RM-Z450 (Model Years 2005–2007) Piston Kit** is a precision-engineered replacement assembly designed for optimal performance and reliability. This kit includes the **OEM-standard piston (part #12110-35814)**, **piston pin (part #12110-35830)**, and **piston rings (part #12110-35840)**, ensuring a direct fit for the 449cc air-cooled, single-cylinder, two-stroke engine. Manufactured to Suzuki’s exacting specifications, this kit maintains compression integrity and supports stock power delivery while minimizing wear on critical engine components.

Ideal for routine maintenance or engine rebuilds, this kit adheres to the **STD B** specification, compatible with the RM-Z450’s standard displacement and bore dimensions. Each component is engineered from high-quality materials to withstand the demands of off-road racing and aggressive riding conditions. Pair with genuine Suzuki gaskets and seals for a complete restoration of factory performance metrics.

The 21111-35G00 is the genuine OEM Suzuki primary drive idler gear designed for 2005–2007 RM-Z450 models. Engineered to exact specifications, this component ensures precise meshing with the crankshaft and primary drive gear, maintaining optimal power transfer and reducing wear on critical drivetrain components.

Constructed from high-strength materials, this idler gear is built to withstand the demanding conditions of off-road use. Direct fitment eliminates compatibility concerns, and its OEM-grade construction guarantees durability and performance equivalent to the original equipment. Ideal for maintenance, rebuilds, or replacement applications, this part adheres to Suzuki’s exacting standards for reliability.

The OEM Suzuki Nut 09140-16036 is engineered as a direct replacement component for the RMZ250, RMZ450, and RMX450 models. Constructed from high‑strength alloy, the nut provides reliable fastening performance under the demanding conditions typical of off‑road and motocross applications. Precision machining ensures exact thread alignment and consistent torque specifications, reducing the risk of loosening during operation.

Designed to meet Suzuki's original equipment standards, this nut offers corrosion‑resistant coating and dimensional accuracy that match factory tolerances. Installation requires standard tools and follows the same procedures as the original part, facilitating straightforward maintenance and minimizing downtime. The component is packaged individually to protect against damage during shipping and handling.

The **OEM Suzuki Washer 09164-16002** is a precision-engineered replacement component designed for seamless installation on compatible Suzuki models. Manufactured to stringent quality standards, this washer ensures optimal sealing and durability in applications requiring reliable fluid or air management.

Key specifications include a **nominal diameter of 16.0mm (0.630 in)** and a **thickness of 2.0mm (0.079 in)**, ensuring precise compatibility with original equipment specifications. Engineered from high-quality materials, this washer delivers consistent performance and long-term reliability in demanding automotive environments.