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Crankshaft

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1986 suzuki lt50
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Quick answer: The Crankshaft for the 1986 1986 suzuki lt50 (ATV) consists of 25 OEM components. 21 are currently matched to live Amazon/eBay listings, priced from $4.99–$393.41.
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PISTON (SLD)

Genuine Suzuki OEM piston, part number 12110-43000, designed to meet factory specifications for optimal performance and durability. Constructed from high-quality cast aluminum alloy, this piston ensures precise fitment and reliable operation in compatible Suzuki engines. The standard (STD) sizing guarantees compatibility with stock configurations, eliminating the need for aftermarket modifications.

Engineered for long-lasting performance, this piston features a durable skirt coating to reduce friction and wear. It is ideal for replacement or maintenance in applications requiring OEM-grade components. Each unit is manufactured to Suzuki’s stringent standards, delivering consistent power output and combustion efficiency. For professional mechanics and DIY enthusiasts, this part provides a dependable solution for engine rebuilds and repairs.

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PISTON SET (OS:0.5) | OPT

The NICHE Stock Piston 41mm is a precision-engineered replacement component designed for Kawasaki Suzuki JR50 and KDX50 models. Manufactured to OEM specifications, this piston ensures optimal performance and durability for stock engine configurations.

Compatible with part numbers 13001-S004 and 12100-35611-050, the 41mm piston delivers precise fitment and consistent combustion efficiency. Engineered for reliable operation under standard operating conditions, this component maintains factory power output while providing a cost-effective solution for maintenance and repairs.

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PISTON SET (OS:1.0) | OPT

This NOS Suzuki piston kit is designed for precise fitment and optimal performance in JR50 and LT50 models. The kit includes a high-grade piston with an oversize measurement of 1.00, ensuring compatibility with standard and performance-enhanced engine configurations. Precision-engineered for durability, this component is manufactured to exact OEM specifications for consistent operation.

Each kit is fully machined to meet strict tolerances, providing reliable compression and reduced friction for improved engine efficiency. The piston features integrated ring grooves for secure ring retention and is designed to work seamlessly with Suzuki’s complementary engine components. Ideal for both stock rebuilds and performance upgrades, this piston kit delivers dependable operation and extended service life.

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PISTON (OS:1.0) *{OPT}*

This NOS (New Old Stock) OEM Suzuki piston set is designed for use in the JR50, LT50, and FA50 models, ensuring precise fitment and optimal performance. Manufactured to meet original equipment manufacturer specifications, this assembly delivers reliable durability and consistent engine operation.

The piston set features a 1.0mm oversize design (Part No. 12110-35613-100), providing enhanced compression and improved power output for high-performance applications. Compatible with Suzuki’s original engine configurations, this component is an ideal replacement or upgrade for engines requiring increased displacement or efficiency.

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PISTON (STD)

This NOS (New Old Stock) OEM Suzuki piston is engineered specifically for the JR50, LT50, and FA50 models. Featuring a precision-machined 1.0mm thickness, it ensures optimal combustion chamber clearance and delivers consistent performance across compatible engines. The piston is designed to meet or exceed OEM specifications, providing a direct replacement for worn or damaged components.

Manufactured with high-quality cast aluminum alloy, this piston incorporates durable ring grooves and a durable skirt design to minimize wear and maximize longevity. It is supplied with OEM part number 12110-35613-100, ensuring seamless integration with genuine Suzuki engine assemblies. Ideal for restoration, repair, or performance applications where original equipment quality is required.

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RING SET, PISTON (OS:0.5) | OPT

This OEM piston ring set by SUZUKI is designed for optimal engine performance and longevity. Engineered to meet or exceed original equipment specifications, it ensures a precise fit and reliable sealing for SUZUKI engines requiring a 0.50mm oversized ring set.

Manufactured from high-quality cast iron, the rings provide superior durability and resistance to wear. The set includes all necessary rings for a complete piston ring assembly, facilitating smooth operation and maintaining compression efficiency. Compatible with specified SUZUKI models, this set is an ideal replacement for maintaining factory-level performance.

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RING SET, PISTON (OS:1.0) | OPT

The Suzuki FA FZ RM LT 50 2nd Oversize Piston Ring Set, part number 12140-46110-100, is an OEM-grade replacement component designed for precise engine rebuilding. Engineered with a 1.00 mm oversize tolerance, these piston rings ensure optimal sealing and compression within the cylinder bore. The set includes all necessary rings for second-stage machining, providing compatibility with engines requiring this specific dimension adjustment.

Manufactured to OEM specifications, this ring set delivers consistent performance and durability. It is ideal for restoring engine efficiency in Suzuki LT 50 models produced between 1978 and 2006. The 12140-46110-100 part number guarantees correct fitment and factory-grade quality for professional or DIY applications.

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RING SET, PISTON (STD)

This NOS (New Old Stock) Suzuki FZ50 JR50 ring set is manufactured to exact OEM specifications, ensuring precise fit and optimal performance for your motorcycle. The ring set, part number 12140-43000, serves as a direct replacement for the original component and is designed for compatibility with Suzuki FZ50 and JR50 models. Engineered for durability, these rings are capable of withstanding high compression and thermal stress, maintaining critical clearances for efficient combustion and power output.

This kit includes the necessary components for a complete ring set replacement, including the specified sub-part number 12140-16B10 S24. The ring set is suitable for standard rebuild applications, providing reliable sealing and longevity. Each ring is precision-ground to tight tolerances, ensuring consistent oil control and minimizing blow-by. Packaged in a sealed NOS configuration, the rings are ready for immediate installation, preserving original equipment quality and performance.

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Amazon Listing
Amazon listing photo

This complete top-end rebuild kit is engineered for compatibility with multiple Suzuki and Kawasaki models, including the JR50, ALT50, LT-A50, and KDX50, spanning production years from 1978 to 2006. The kit includes precision components for a full cylinder head and piston assembly replacement.

Key components include a 41mm cylinder bore with 37.8mm stroke, 50cc displacement, and a 5.6:1 compression ratio piston. The kit provides all necessary parts: cylinder, cylinder head, piston, piston rings, wrist pin, circlips, needle bearing, gaskets, cylinder studs, nuts, and spark plug. Item weight is 5.3 lbs (2.4 kg) with 7 x 7 x 7 inch packaging.

  • 0: 【Fitment】Compatible with the 1978-2006 Suzuki JR50, 1983-1984 Suzuki ALT50, 1984-1987 Suzuki Quadrunner LT50, 2002-2005 Suzuki Quadmaster LT-A50, 2003-2006 Kawasaki KDX50
  • 1: 【Original Part Numbers】09263-12023,12140-16B10, 12110-43000,12151-04700,09381-12001 11111-04001, 11210-04012-0F0,11141-04000, 11241-04010, 09482-00290, 01500-0645B, 08321-01067,
  • 2: 【Specification】Cylinder Bore and Stroke 41mm x 37.8mm. Cylinder Displacement 50cc Piston Compression 5.6:1
  • 3: 【Package Included】Cylinder,Cylinder Head, Piston, Piston Rings, Wristpin, Circlips, Needle Bearing, Head Gasket, Base Gasket, Cylinder Studs, Cylinder Stud Nuts , Spark Plug
  • 4: 【Tip】Please check the pictures, replaces part numbers, description and compatibility list to confirm this item will fit for your vehicle.
View on Amazon ($39.97) →
eBay Listing
eBay listing photo

The Suzuki NOS Piston Pin (Part No. 12151-04700) is a precision-engineered OEM replacement component designed for reliable engine performance in select Suzuki models. This piston pin is specifically manufactured to meet the exacting standards of RM50 (1978-1981), FZ50 (1981-1993), and TS50 (1982-1988) models, ensuring seamless fitment and optimal functionality.

Constructed from high-grade steel, the piston pin features a durable finish to withstand the demands of high-compression engines. Its precise dimensions and tolerances guarantee compatibility with the specified Suzuki models, making it an ideal choice for restoration or repair projects. This OEM-spec part maintains the original equipment manufacturer's specifications for consistent performance and longevity.

View on eBay ($11.62) →
PIN, PISTON

This OEM Suzuki piston pin, part number 12151-02000, is designed for high-performance compatibility with multiple Suzuki motorcycle models. Precision-engineered to meet factory specifications, it ensures optimal durability and engine reliability in demanding conditions. The piston pin is constructed from premium-grade steel to withstand extreme internal pressures and thermal expansion cycles.

Engineered with a tapered design, this piston pin, labeled S11a, provides a secure fitment while reducing friction during operation. The cold-forged process ensures dimensional accuracy and uniform hardness, critical for minimizing wear in high-RPM applications. Compatible models include T125, AS50, TS50, RM50, JR50, and FZ50.

eBay Motors Stock Available

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Amazon Listing
Amazon listing photo

This Suzuki Piston Pin Circ 09381-12001 is an OEM-grade replacement component designed for precise fitment and optimal performance in compatible Suzuki marine engines. Engineered with high-grade materials, this piston pin circ ensures durability under the demanding conditions of engine operation, delivering reliable and consistent performance for your vessel.

This part is ideal for maintaining the efficiency and longevity of marine engines or boat equipment. For guaranteed compatibility, confirm your engine model and review the product images and specifications prior to purchase.

  • 0: For Suzuki PISTON PIN CIRC 09381-12001
  • 1: PISTON PIN CIRC part number 0938112001 precise fit and optimal performance in your vehicle engine.
  • 2: Made with materials, this PISTON PIN CIRC is designed to withstand the rigors of engine operation, providing reliable and performance.
  • 3: Designed for reliable performance and accurate fit, helping keep your marine engine or boat equipment operating efficiently.
  • 4: To ensure proper compatibility, please confirm your model and compare the product photos and specifications before placing your order.
View on Amazon ($26.15) →
eBay Listing
eBay listing photo

These NOS (New Old Stock) wrist pin clips are precision-engineered replacements for Suzuki TS90 and TC100 motorcycle models. Designed to secure the wrist pin within the piston assembly, these clips ensure optimal engine performance by maintaining proper alignment and reducing wear. Manufactured to OEM specifications, each clip features robust construction for reliable durability in high-stress environments.

Compatible with Suzuki models TS90 and TC100, these clips are identified by part number 09381-12001. Each unit is packaged individually for convenience and storage efficiency. Suitable for restoration projects, maintenance, or replacement needs, these clips provide a dependable solution for motorcycle enthusiasts and mechanics alike.

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Amazon Listing
Amazon listing photo

This complete cylinder piston gasket top end kit is designed for direct replacement in Suzuki LT-A 50 models produced from 2002 to 2005. The kit replaces multiple OEM part numbers, including 09263-12023, ensuring compatibility with a range of Suzuki JR 50 (1985-2006), LT 50 (1984-1987), and WZ50 (1978-2006) models. Precision-engineered components deliver reliable performance and stable engine handling for daily use.

Constructed with a brushed exterior finish and manufactured for gasoline engines, this kit includes all essential replacement parts for a full repair. The components are rigorously tested for durability and ease of installation, providing a cost-effective solution for restoring engine performance without OEM branding.

  • 0: Vehicle-specific fit for Suzuki LT A50 model 2002 - 2005 for Suzuki JR 50 model 1985-2006 for Suzuki LT 50 model 1984-1987 for Suzuki WZ50 1978 - 2006 Replace OEM.
  • 1: Includes premium components for a complete repair and faster installation.
  • 2: Replaces OEM / interchange numbers including 2002-2005, 09263-12023, 2002, 2005, 1985-2006.
  • 3: Durable construction for long service life, stable handling, and dependable daily use.
  • 4: Quality-tested for reliable performance and easy installation on compatible 1978-2006 vehicles.
View on Amazon ($108.05) →
eBay Listing
eBay listing photo

Suzuki Genuine Bearing, Piston Pin - 09263-12023

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BEARING, PISTON PIN

This genuine NOS (New Old Stock) Suzuki OEM bearing, part number 09263-12015, is engineered for precise fitment in select Suzuki models. Designed for the JR50 (1980-1985) and LT50 (1984-1986), it ensures optimal performance and longevity in high-load applications.

Manufactured to OEM specifications, this bearing meets the exact tolerances required for smooth operation under demanding conditions. Its durable construction resists wear and corrosion, providing reliable service in both stock and performance-enhanced configurations. Ideal for restoration projects or routine maintenance, this bearing is a direct replacement for the original component.

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CRANKSHAFT ASSY

The Suzuki OEM Crankshaft Assembly (Part #12200-04001) is a precision-engineered component designed for optimal performance and durability in compatible Suzuki engine models. Constructed from high-grade forged steel, this crankshaft assembly ensures balanced rotation and minimized vibrations for efficient power delivery and reduced wear.

Engineered to meet OEM specifications, the unit features precisely machined journals and counterweights, guaranteeing exact fitment and alignment within the engine block. This replacement part maintains factory-rated torque and horsepower outputs, ensuring seamless integration and long-term reliability. Ideal for engine rebuilds, repairs, or maintenance, the crankshaft assembly delivers consistent performance in demanding automotive applications.

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Buy on eBay ($393.41)
CRANKSHAFT, RH

This is a genuine OEM Suzuki crankshaft, engineered for optimal performance and durability in Suzuki vehicles. Manufactured to original equipment specifications, it ensures precise fitment and reliable operation. The crankshaft is designed to transfer reciprocating motion from the pistons into rotational motion, delivering smooth engine performance under varied driving conditions.

This crankshaft is part number 12221-04000-000 and is suitable for select Suzuki models. It is constructed from high-grade steel to meet OEM durability standards, ensuring long-lasting reliability. Installation requires professional expertise due to the precision engineering involved. This part is sold as a new replacement and is not refurbished or remanufactured.

eBay Motors Stock Available

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Buy on eBay ($249.50)
CRANKSHAFT, LH

This genuine OEM Suzuki crankshaft, part number 12261-04000, is engineered for the LT50 and JR50 models produced between 1984 and 2004. Designed as a direct replacement component, it ensures optimal compatibility and durability for your off-road vehicle.

Manufactured to Suzuki’s stringent quality standards, this crankshaft delivers reliable performance and smooth operation. Its precision-engineered design maintains proper engine timing and efficiency, making it a critical component for maintaining your vehicle’s power output and longevity. Fast shipping available.

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Buy on eBay ($87.89)
ROD, CONNECTING

This OEM Suzuki connecting rod, part number 12161-04001, is a precision-engineered component designed for optimal engine performance and reliability. Manufactured to exacting Suzuki specifications, this connecting rod ensures precise alignment and durability under high-stress conditions. Its robust construction supports consistent power delivery and efficient combustion, making it an essential part for engine rebuilds or repair.

Ideal for stock replacement or performance applications requiring OEM quality, this connecting rod meets the stringent standards of Suzuki's engineering. Compatible with select Suzuki models, it provides a seamless fit and long-lasting service life. Ensure engine integrity and performance with this high-quality OEM part.

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Buy on eBay ($74.73)
BEARING

This OEM Suzuki bearing (Part #09263-15014) is engineered for optimal performance and longevity in Suzuki vehicles. Designed to meet or exceed original equipment manufacturer specifications, this bearing ensures smooth operation and reduced friction in critical drivetrain components. Manufactured with high-quality materials, it delivers reliable durability under standard operating conditions.

Ideal for applications requiring precise fitment and consistent performance, this bearing is a direct replacement for OEM units. It is recommended for use in vehicles where the stock bearing has worn or failed, ensuring restored functionality and driving comfort. The bearing is shipped ready for installation, requiring no additional modifications or adjustments.

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OIL SEAL, RH (22x40x8)

This OEM Suzuki Oil Seal (Part #09283-22001) is a high-quality replacement component designed for precise fitment in compatible Suzuki models. Packaged as a set of two seals, these units are manufactured to original equipment specifications, ensuring reliable sealing performance for crankshaft or transmission applications where durability and leak prevention are critical.

The seals are constructed from premium-grade rubber and reinforced with a durable metal housing for enhanced structural integrity. They are engineered to withstand operating temperatures up to 140°C and maintain optimal oil retention under continuous use. Installation requires no modification, making this an ideal replacement solution for maintenance or repair tasks.

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PEARING (17x40x12)

This original equipment manufacturer (OEM) bearing, part number 08113-62030, is designed for Suzuki applications and has been superseded by part number 09262-17023. It conforms to Suzuki's stringent quality standards and provides reliable performance in demanding environments.

Engineered for precise fit and long‑lasting durability, this bearing is suitable for replacement or maintenance of compatible Suzuki models. It offers the same dimensions and load capacities as the original component, ensuring seamless integration without the need for modifications.

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OIL SEAL CRANKS

This genuine OEM Suzuki left crank oil seal is engineered for precise fitment and long-lasting durability in LT50, JR50, ALT50, KDX50, and KFX50 models. Designed to prevent oil leakage and maintain optimal crankshaft lubrication, the seal ensures smooth engine performance under demanding conditions. Constructed from high-quality rubber and metal components, it provides superior resistance to heat, wear, and chemical degradation, extending the service life of critical engine components.

Direct replacement part number 09283-17012 guarantees compatibility with Suzuki’s original specifications, eliminating the risk of improper fitment. Installation requires basic mechanical tools and follows standard procedures for oil seal replacement. This product meets or exceeds OEM quality standards, ensuring reliable operation in both daily use and high-performance applications.

eBay Motors Stock Available

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Buy on eBay ($16.90)
Exact factory OEM # 12110-35613-050 may be temporarily out of stock in official store listings.
High Demand Part
Search Aftermarket / Compatible Fits

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Search Live Auctions & Used OEM Stock

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Exact factory OEM # 09283-17010 may be temporarily out of stock in official store listings.
High Demand Part
Search Aftermarket / Compatible Fits

Looking for a direct-fit replacement from a compatible aftermarket brand?

Browse Amazon Compatible Parts →
Search Live Auctions & Used OEM Stock

Find New-Old-Stock (NOS), open-box deals, or verified salvage teardown parts.

Search Live Listings on eBay →

Crankshaft — Frequently Asked Questions

What OEM parts are included in the Crankshaft for the 1986 suzuki lt50?

The Crankshaft for the 1986 suzuki lt50 includes 25 individual OEM components, each listed below with its exact OEM part number.

How much does the Crankshaft cost for the 1986 suzuki lt50?

Individual components in this assembly currently range from $4.99–$393.41, based on live Amazon and eBay listings. See the price comparison below for each part.

Will these OEM parts fit other 1986 suzuki lt50 model years or trims?

Manufacturers frequently reuse the same physical part across multiple model years and trims, so a given OEM part number can be compatible with more than just this exact vehicle — search the OEM number directly to see every vehicle it fits.

What is the OEM part number for PISTON (SLD) on the 1986 suzuki lt50?

The OEM part number for the PISTON (SLD) (part of the Crankshaft assembly) on the 1986 suzuki lt50 is 12110-43000.

Does OEM part 12110-43000 fit the 1986 suzuki lt50?

Yes — OEM 12110-43000 is listed as the PISTON (SLD) for the 1986 suzuki lt50 (1986), part of the Crankshaft assembly.

Which parts are included in the Crankshaft?

PISTON (SLD), PISTON SET (OS:0.5) | OPT, PISTON SET (OS:1.0) | OPT, PISTON (OS:1.0) *{OPT}*, PISTON (STD), RING SET, PISTON (OS:0.5) | OPT, RING SET, PISTON (OS:1.0) | OPT, RING SET, PISTON (STD), and 17 more — see the full list below.

What other vehicles use OEM part number 12110-43000?

OEM 12110-43000 (PISTON (SLD)) also fits 8 other vehicles in this catalog, including 1984 suzuki lt50 — Crankshaft, 1985 suzuki jr50 — Crankshaft, 1985 suzuki lt50 — Crankshaft.

Cross-Marketplace Price Tracker
Compare total assembly price across Amazon Prime vs. eBay Certified Sellers.
Amazon Est. Total
$174.17
eBay Est. Total
$1,217.54