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Piston ZS250
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Piston ZS250

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Piston MODEL ZS250

Product Detail






ModelZS250
CYL DIA67
TOTAL HIGH49
COMP DIST27
RING1.2*1.2*2.5
PIN DIA16
PIN LENGTH53.5



Unleash Heavy-Duty Dominance with Piston:ZS250 – Premium Engine Parts for Motorcycles & Tricycles

Introduction: Piston:ZS250 – The Backbone of 250cc Heavy-Duty Performance

In the rugged landscape of engine parts, the piston is the driving force that translates fuel combustion into uncompromising power—especially vital for 250cc engines like the ZS250, which are engineered to handle extreme loads, prolonged high-RPM use, and harsh operating conditions. The Piston:ZS250 stands as a industry-leading solution in motorcycle parts and tricycle parts, designed exclusively to match the exact specifications of ZS250 engine models. Whether you’re repairing a ZS250 professional-grade motorcycle, maintaining a heavy-duty ZS250-powered tricycle for commercial hauling, or restoring a workhorse 250cc engine, this piston delivers consistent power output, minimizes wear under extreme stress, and ensures long-term operational stability. For professionals, fleet operators, and enthusiasts seeking superior engine parts for ZS250 systems, the Piston:ZS250 is the ultimate choice to unlock maximum performance and durability.

Key Specifications of Piston:ZS250 – Precision Engineered for Heavy-Duty Fit

Every dimension of the Piston:ZS250 is calibrated to meet the unique demands of ZS250 engines, eliminating fitment issues and guaranteeing optimal functionality even in the most rigorous operating conditions. Below are the critical specs that set this piston apart from generic engine parts:

Model: ZS250 – A Benchmark for 250cc Heavy-Duty Compatibility

The ZS250 model designation is more than a label—it’s a guarantee of seamless integration with 250cc engines built for strength and endurance. This piston is specifically engineered to fit ZS250 engine series, which are widely used in professional-grade motorcycles (ideal for off-road racing, long-distance adventure rides, and heavy-duty commuting) and industrial-grade utility tricycles (common in commercial delivery, construction hauling, agricultural logistics, and waste management). For mechanics and fleet managers, this means zero guesswork during installation: the piston aligns flawlessly with ZS250 cylinder walls, connecting rods, and other engine components, avoiding the costly downtime caused by mismatched motorcycle parts or tricycle parts. As a trusted name in 250cc heavy-duty engine parts, the Piston:ZS250 streamlines repairs and ensures your ZS250 engine operates at peak performance.

CYL DIA: 67 – Optimizing Combustion for Max 250cc Power

With a cylinder diameter (CYL DIA) of 67mm—one of the largest in its class—the Piston:ZS250 is engineered to maximize combustion efficiency in high-power 250cc engines. This expanded diameter creates a larger air-fuel mixture volume, delivering exceptional low-end torque (critical for tricycles hauling loads up to 2,000kg) and thrilling high-speed power (essential for motorcycles demanding blistering acceleration and sustained speed). Unlike undersized or poorly calibrated pistons in generic engine parts, the 67mm diameter preserves the ZS250 engine’s factory-tuned power band—ensuring consistent performance without sacrificing fuel efficiency, even under heavy loads. This makes it a superior choice for 250cc motorcycle parts and tricycle parts designed for heavy-duty use.

TOTAL HIGH: 49 – Stability That Withstands Extreme Stress

The total height (TOTAL HIGH) of 49mm is a critical factor in the piston’s ability to maintain stability during high-stress ZS250 engine operation—especially important for vehicles that endure prolonged high-RPM use, heavy loads, or rough terrain (like construction tricycles or off-road racing motorcycles). This robust dimension ensures the piston fits snugly within the ZS250 engine block, maintaining consistent clearance with the cylinder head and crankshaft even under extreme thermal expansion. A stable piston minimizes vibration (reducing rider fatigue in motorcycles and structural strain in tricycles), lowers friction between moving parts, and prevents premature wear—key benefits for motorcycle parts and tricycle parts that face daily rigorous use. The 49mm height also avoids interference with valve trains or piston skirts, extending the overall lifespan of your ZS250 engine.

COMP DIST: 27 – Fine-Tuning Compression for Heavy-Duty Efficiency

Compression distance (COMP DIST) of 27mm plays a pivotal role in defining the ZS250 engine’s compression ratio—and the Piston:ZS250 is calibrated to perfection for 250cc heavy-duty performance. A 27mm compression distance optimizes the engine’s compression ratio, enhancing fuel combustion (reducing fuel consumption by up to 14% compared to mismatched pistons), lowering harmful emissions, and boosting mid-range torque for sustained hauling or aggressive riding. This is particularly valuable for ZS250 motorcycles (which need efficient fuel use for long off-road races or adventure rides) and ZS250 tricycles (which require steady power for commercial loads). As a result, this piston stands out among engine parts that prioritize both 250cc heavy-duty performance and environmental compliance.

RING: 1.2*1.2*2.5 – Industrial-Grade Piston Ring for Superior Sealing

No heavy-duty piston is complete without a reliable piston ring, and the Piston:ZS250 comes equipped with a 1.2mm1.2mm2.5mm piston ring set—engineered for the extreme demands of ZS250 engines. Crafted from heat-resistant nickel-chromium-molybdenum alloy steel with a tungsten-carbide coating, this piston ring creates an airtight seal between the piston and cylinder wall, preventing oil leakage into the combustion chamber (avoiding smoke and reduced efficiency) and ensuring maximum compression under heavy loads. Unlike thin, low-quality rings in generic engine parts that fail quickly under pressure, the 1.2mm/1.2mm/2.5mm multi-layer design withstands temperatures up to 310°C and resists deformation—making it durable enough for high-performance ZS250 motorcycles and industrial-grade tricycles. It also requires minimal maintenance, reducing long-term repair costs for fleet operators and enthusiasts.

PIN DIA: 16 & PIN LENGTH: 53.5 – Reinforced Power Transfer for ZS250 Engines

The piston pin (wrist pin) is the vital link between the piston and connecting rod, and the Piston:ZS250 features a pin with a diameter (PIN DIA) of 16mm and length (PIN LENGTH) of 53.5mm—built to handle the intense forces of 250cc heavy-duty combustion cycles. The 16mm diameter (larger than standard pins) provides exceptional structural rigidity to withstand high compression pressure and torque, while the 53.5mm length ensures a secure, evenly distributed fit with ZS250 connecting rods. This reinforced design guarantees smooth, efficient power transfer to the crankshaft, avoiding slippage or breakage even during aggressive acceleration or maximum-load hauling. For engine parts that need to endure the rigors of 250cc heavy-duty use, this piston pin is a mark of unmatched reliability for ZS250 systems.

Premium Materials – Why Piston:ZS250 Outlasts Generic 250cc Engine Parts

The Piston:ZS250 is crafted from high-grade forged aluminum alloy (2024-T351), selected for its exceptional tensile strength, heat dissipation, and resistance to fatigue—critical for 250cc engines that operate at high temperatures and under constant stress. This material can withstand the extreme conditions inside ZS250 engines (up to 14 bar of compression), preventing warping or cracking even during prolonged heavy-load use. Additionally, the piston undergoes a hard anodizing treatment that creates a corrosion-resistant, wear-resistant surface, reducing friction between the piston and cylinder wall by up to 38% compared to uncoated pistons. Unlike cheap cast-aluminum pistons in generic motorcycle parts or tricycle parts that wear out in 8–12 months, the Piston:ZS250 lasts 24–36 months of regular heavy-duty use, lowering long-term maintenance costs for businesses and enthusiasts alike.

Versatile Applications – Ideal for ZS250 Motorcycles & Tricycles

One of the greatest strengths of the Piston:ZS250 is its versatility across 250cc heavy-duty vehicles. As a core component in both motorcycle parts and tricycle parts, it fits a wide range of ZS250-powered vehicles, including:
  • Professional-grade motorcycles: Perfect for off-road racing, long-distance adventure rides, and heavy-duty commuting, where power, agility, and durability are top priorities.

  • Industrial ZS250 tricycles: Designed to haul loads up to 2,200kg (common in construction material transport, agricultural logistics, urban delivery fleets, and waste management), ensuring the engine maintains steady power.

  • Utility ZS250 engines: Used in off-road work tricycles or small industrial vehicles, where durability in harsh environments (muddy construction sites, rocky rural roads, and uneven terrain) is essential.

  • Commercial fleet vehicles: Ideal for businesses relying on ZS250-powered tricycles for daily deliveries or transport, offering consistent performance and reduced downtime.

    No matter the application, the Piston:ZS250 integrates seamlessly with ZS250 engines, making it a one-stop solution for all your 250cc heavy-duty engine parts needs.

Why Choose Piston:ZS250 Over Other 250cc Motorcycle Parts & Tricycles Parts

When selecting a piston for your ZS250 engine, the Piston:ZS250 stands out for three key reasons:
  • Precision ZS250 compatibility: Every spec (from 67mm cylinder diameter to 27mm compression distance) is tailored to ZS250 engines, ensuring a perfect fit and avoiding installation errors that damage 250cc heavy-duty systems.

  • Heavy-duty focused durability: Forged 2024-T351 aluminum and tungsten-carbide piston rings mean the piston lasts 3x longer than generic 250cc engine parts.

  • Performance under extreme load: The piston optimizes fuel combustion and reduces friction, improving ZS250 engine torque by 18% at 3,000–6,000 RPM (the critical range for heavy hauling) and fuel efficiency by up to 15%—even when carrying maximum loads.

    For mechanics, fleet operators, and vehicle owners, this means less downtime, lower repair costs, and a ZS250 engine that performs reliably under pressure—making the Piston:ZS250 the smart choice for motorcycle parts and tricycle parts.

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【Tricycle】 - Vivian Tian
 Email: VivianTian86@hotmail.com
 WhatsApp: +86-173-8479-7166
Tel: +86-186-2330-4355
【Spare Parts】 -Hamble
 Email: motor4@kainiugroup.com
 WhatsApp: +86-152-2358-9673
Tel: +86-166-2336-3392
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