Crankshaft Assy A

Brand: Mortch Motor
Product Code: MICF0800-041000-10011

Product Viewed: 320

Availability: Pre-Order

Weight: 6.00kg

Packing Size: 33.00 x 26.00 x 21.00cm

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CFMoto Crankshaft Assy

Part Number: 0800-041000-0001 / 0800-041000-0002

Product Type: Crankshaft Assembly | Engine Core Component

Applicable Engines: 2V91W Series 800cc

Note: Please check your crankshaft marking (A or B) to select the correct version

Genuine CFMoto crankshaft assembly for engine overhaul or replacement, ensuring smooth power output

🔧 Crankshaft, Connecting Rod and Plain Bearing Matching

Important: Before purchasing, check the marking (A or B) on your original crankshaft to select the corresponding version. Crankshaft, connecting rod and plain bearings must be matched according to the combinations below:

Crankshaft A + Connecting Rod I → Black Bearing
Crankshaft A + Connecting Rod II → Blue Bearing
Crankshaft B + Connecting Rod I → Red Bearing
Crankshaft B + Connecting Rod II → Black Bearing

* Select the correct bearing color based on the markings (A/B and I/II) on your original crankshaft and connecting rod.

📋 Product Overview

This product is a genuine CFMoto crankshaft assembly for CFMoto 800cc engines. The crankshaft is the core component of the engine, converting the reciprocating motion of pistons into rotational motion to output power. Manufactured from high-strength alloy steel through forging or casting, with precision machining, heat treatment, and dynamic balancing tests, it offers exceptional strength, wear resistance, and fatigue resistance, ensuring smooth operation under various working conditions.

Technical Specifications:

OEM Number: 0800-041000-0001 (A) / 0800-041000-0002 (B)
Material: High-strength alloy steel
Overrunning Clutch Side: 20mm journal, 40mm/21T
Clutch Carrier Side: 18mm thread, 25mm/24T, 40mm/21T
Dynamic Balancing: Precision dynamic balanced to minimize vibration

🔧 Genuine Quality Assurance: Manufactured strictly according to CFMoto original technical standards. Material, dimensional accuracy, and heat treatment are identical to the OEM part, ensuring perfect match and reliable performance.

📐 Specifications

Part Number: 0800-041000-0001 (A) / 0800-041000-0002 (B)

Product Type: Crankshaft Assembly

Applicable Engine Series: 2V91W (X8, Z8, U8, S, B)

Displacement: 800cc

Overrunning Clutch Side: 20mm journal | 40mm / 21T

Clutch Carrier Side: 18mm thread | 25mm / 24T | 40mm / 21T

🔧 Applicable Models Information

🏍️ X8 Series — 2V91W(X8)

ATV CF800-2 X8 2V91W(X8)
ATV CF800ATR CForce 800 2V91W(X8)
ATV CF800ATR-2 CForce 800 2V91W FOR CF800ATR-2

🏍️ S Series — 2V91W-S

ATV CF800AU-2B CForce 800 2V91W-S

🏍️ Z8 Series — 2V91W(Z8)

SSV CF800 ZForce 800EX 2V91W(Z8)
SSV CF800(Z8) ZForce 800EX 2V91W(Z8)
SSV CF800(CA) ZForce 800EX 2V91W(Z8-US)
SSV CF800(US) ZForce 800EX 2V91W(Z8-US)
SSV CF800US-A ZForce 800 Trail 2V91W(Z8)
SSV CF800US-A(CA) ZForce 800 Trail 2V91W(Z8)
SSV CF800US-A(US) ZForce 800 Trail 2V91W(Z8-US)
SSV CF800UTR ZForce Z8-EX 2V91W FOR CF800UTR
SSV CF800SZ-2 ZForce 800 Trail 2V91W(Z8)

🏍️ B Series — 2V91W-B

SSV CF800SU-2 ZForce 800 Trail 2V91W-B

🏍️ U8 Series — 2V91W(U8)

UTV CF800-3 UForce 800 2V91W(U8)
UTV CF800-3(CA) UForce 800 2V91W(U8-CA)
UTV CF800-3(US) UForce 800 2V91W(U8-US)
UTV CF800UTR-2 UForce 800 2V91W FOR CF800UTR-2
UTV CF800UTR-2(GD) UForce 800 2V91W FOR CF800UTR-2
UTV CF800UTR-2(KSR) UForce 800 2V91W FOR CF800UTR-2
UTV CF800UTR-2(SS) UForce 800 2V91W FOR CF800UTR-2
UTV CF800UU-A UForce 800 2V91W(U8)
UTV CF800UU-A(AU) UForce 800 2V91W(U8)
UTV CF800UU-A(KSR) UForce 800 2V91W(U8)

📌 Compatibility Note: This crankshaft assembly fits CFMoto models equipped with 2V91W series 800cc engines, including CForce, ZForce, and UForce models. Please verify your original part number (0800-041000-0001 for Crankshaft A, 0800-041000-0002 for Crankshaft B) before purchasing, and select the correct bearing color based on your crankshaft marking (A/B) and connecting rod marking (I/II). Minor differences may exist between different years or configurations, or contact customer service with your VIN/engine model for confirmation.

⚙️ Product Features

OEM Matching: Part number 0800-041000-0001/0002 corresponds exactly to the CFMoto official parts system, ensuring direct replacement with no modifications required.
High-Strength Alloy Steel: Made of high-quality forged alloy steel, high strength, excellent wear resistance, capable of withstanding high combustion pressures.
Precision Machining: Main journals and connecting rod journals are precision ground with tight dimensional tolerances, ensuring optimal fit with bearings.
Dynamic Balancing: Each crankshaft undergoes precision dynamic balancing to minimize vibration and improve operational smoothness.
Surface Hardening: Journal surfaces hardened through quenching for high hardness and excellent wear resistance, extending service life.
Precise Fit: Accurate dimensions on overrunning clutch side and clutch carrier side ensure perfect fit with related components.

✅ Installation Tip: Crankshaft installation is a critical step in engine overhaul. Thoroughly clean all oil passages before installation and check main/journal dimensions. Select the correct color bearings based on your crankshaft and connecting rod markings. When installing main and connecting rod bearings, ensure they are clean and apply assembly oil. Tighten main bearing caps and connecting rod bolts following the sequence and torque specifications in the service manual. Check that the crankshaft rotates freely after installation. Professional installation by an experienced technician is highly recommended.

⚠️ Important Note: This product is a CFMoto crankshaft assembly, part number 0800-041000-0001 (Crankshaft A) or 0800-041000-0002 (Crankshaft B). Crankshaft, connecting rod, and plain bearings must be matched according to the combinations: Crankshaft A+Connecting Rod I→Black Bearing; Crankshaft A+Connecting Rod II→Blue Bearing; Crankshaft B+Connecting Rod I→Red Bearing; Crankshaft B+Connecting Rod II→Black Bearing. Compatible models are listed above. Different years or batches may have design variations. Please verify your original part number and crankshaft/connecting rod markings before purchasing. Images are for reference only, actual product may vary.

🔧 Compatibility Notice

Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.

📄 Product Disclaimer

Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.

💰 Import Duties & Taxes

All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.

📌 Order Confirmation: By completing your purchase, you acknowledge that you have read, understood, and agreed to all terms above. For any questions, please contact our support team prior to ordering.