Description
Overview:
This Cast Arm is a structural component for Stihl cut-off saws, designed to support and position the cutting wheel and guard assembly for accurate, reliable cutting. Built from cast aluminium alloy with a durable grey finish, it offers high strength with low weight and good corrosion resistance in tough site conditions. As a Genuine Stihl part (OEM No. 4238 701 0202, MPN 42387010202), it matches the original specification for fit and performance on the TS420 and related models. The arm measures 44 x 13.5 x 2.5 cm, with precisely machined mounting faces and bores to ensure smooth assembly and consistent alignment. Replace a worn, cracked, or bent arm to restore cutting accuracy and extend the service life of your machine.
Key Features:
- Genuine Stihl part for assured compatibility, durability, and correct fit
- OEM references: 4238 701 0202 / 42387010202 for easy identification
- Robust cast aluminium construction: strong, lightweight, and corrosion resistant
- Correct geometry maintains blade tracking for square, true cuts
- Precision-machined interfaces for reliable alignment and smooth installation
- Direct-fit replacement for TS420; also suited to selected Stihl models listed below
- Helps reduce vibration and cut wander caused by wear or impact damage
- Dimensions 44 x 13.5 x 2.5 cm to match the original assembly and clearances
Typical Applications:
Used when rebuilding or servicing Stihl cut-off saws, or after impacts that bend or crack the original arm. Suitable for demanding cutting in construction, road and civil works, utilities, landscaping, and site maintenance where accurate wheel alignment and smooth operation are essential.
Also known as:
Cutting arm, replacement arm, machine arm, saw arm, guard arm, disc cutter arm, pivot arm for cut-off saws.
Fits Models:
TS410, TS420, TS480i, TS500i
Alternate Part Numbers:
4238 701 0200, 4238-701-0202, 42387010202, 42387010200
Product Specifications
| L&S Part No. | 4238 701 0202 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42387010202 |
| Unit of Sale | 1 |
| Applications | TS410, TS420, TS480i, TS500i |
| Fits Brands | Stihl |
| Fits Models | TS410, TS420 | TS480i, TS500i |
