Description
Overview:
This Genuine Yanmar crankshaft is a direct replacement for Yanmar single‐cylinder diesel engines, engineered for the L90AE and L100AE-D. Made from heavy-duty, precision‐ground steel for strength and long service life, it converts the piston's linear motion into smooth rotational drive for the flywheel and ancillary components. Manufactured to OEM tolerances under Yanmar quality control, it helps restore correct clearances, smooth running and reliable power delivery after wear, scoring or impact damage. Identified by Yanmar MPN 714689-21700, it is suitable for workshop repairs and preventative maintenance on small plant and machinery using these engines. Choose this genuine component to maintain factory performance, balance, and durability in demanding construction, agricultural and garden equipment.
Key Features:
- Genuine Yanmar part for assured compatibility and performance
- OEM-spec materials and heat treatment for strength and wear resistance
- Precision-ground journals for stable oil film and reduced bearing wear
- Correct geometry and balance for low vibration and smooth running
- Direct-fit replacement to minimise downtime in the workshop
- Supports reliable starting and steady output under continuous load
- Corrosion-resistant finish on critical surfaces to aid longevity
- Works with existing OEM bearings, seals and timing components where serviceable
- Backed by Yanmar's production standards for consistent quality
Typical Applications:
Used to refurbish Yanmar L-series engines powering site generators, water pumps, plate compactors, lighting towers, pressure washers and small agricultural or garden machinery. Ideal when journals are worn, the crank is out of round, or damage has occurred from lubrication issues, contamination or overload, restoring dependable engine operation and service intervals.
Also known as:
Engine crankshaft, crankshaft assembly, crank axle, motor crank, main shaft, rotating shaft, crank web assembly.
Fits Models:
L100AE-D
L100AED
L90AE
Alternate Part Numbers:
714689-21700, 71468921700
Product Specifications
| L&S Part No. | 714689 21700 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Yanmar |
| OEM No. | 714689-21700 |
| Unit of Sale | 1 |
| Machine Type | Engines |
| Fits Brands | Yanmar |
| Key Features | - Genuine Yanmar part ensures compatibility with L90AE and L100AE-D engines - Precision-ground steel construction for strength and long service life - OEM-spec materials resist wear and maintain correct clearances - Direct-fit replacement reduces workshop downtime - Corrosion-resistant finish enhances longevity of critical surfaces |
| Fits Models | L90AE |
Reviews
Ask a Question
Compatibility
Customers also bought
-
![]()
Key Steel (Imperial) Length: 12" Assorted Pack of 20£78.14 £65.12 -
![]()
Flat Bar, Sizes: 20 x 3-6mm - Assorted Pack of 10£79.52 £66.27
Related Products
-
![]()
Key Steel (Imperial) Length: 12" Assorted Pack of 20£78.14 £65.12 -
![]()
Flat Bar, Sizes: 20 x 3-6mm - Assorted Pack of 10£79.52 £66.27
