Wacker Neuson 222720 Spring

The Wacker Neuson 222720 Spring is a genuine OEM component designed for the BTS 630, BTS 635, and BTS 635S gasoline cut-off saws. Sourced directly from Wacker Neuson, this spring meets the original engineering specifications for your machine, ensuring it seats and functions exactly as intended. It is a direct-fit replacement compatible across the full BTS 630 and BTS 635 model range, including S-suffix variants. Verify your model and machine number before ordering to confirm this is the correct spring for your application.

Key Features

• Genuine OEM Tension and Geometry: — Manufactured to the exact coil spec and spring rate of the original, so engagement, return force, or retention behavior is not compromised.
• Drop-In Replacement: — Engineered to the same dimensions as the factory part, seating into the original mounting position without rework or adaptation.
• Broad BTS Fitment: — Compatible with BTS 630, BTS 630S, BTS 635, and BTS 635S cut-off saws, covering both standard and S-suffix configurations across multiple machine numbers.
• Sustains Consistent Blade or Guard Mechanism Operation: — A fatigued or broken spring can cause inconsistent blade guard return, erratic throttle response, or component misalignment — a fresh OEM spring restores predictable, repeatable machine behavior.
• Blade Guard and Safety Mechanism Integrity: — On cut-off saws, springs are frequently load-bearing components in blade guard and throttle trigger assemblies; using a correctly rated OEM spring maintains the intended mechanical safety function of those systems.

A spring in a gasoline cut-off saw typically serves as a return or retention element within key operating assemblies — most commonly the throttle trigger, blade guard, or starter recoil mechanism. It stores and releases mechanical energy to ensure a component snaps back to its resting or safe position after each use cycle. When a spring stretches, fatigues, or breaks, the affected assembly may fail to return fully, stick in an open position, or lose the clamping or tensioning force it was designed to maintain — leading to inconsistent operation and potential safety concerns. Replacing a worn spring with the correct OEM part restores that mechanical function precisely.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.