WanQin Recoil Starter Assembly for Stihl TS410/TS420 — 2-Pack Replacement with Durable Spring, Direct-Fit OEM Fitment

WanQin replacement recoil starter assembly for Stihl TS410/TS420 concrete cut-off saws restores smooth pull-start performance and comes as a convenient two-pack.

If your Stihl TS410, TS410Z, TS420, TS420Z, TS480i or TS510i saw is hesitating on startup or the starter rope retracts poorly, this WanQin recoil starter assembly is designed to be a direct-fit, high-quality replacement for OEM part numbers 4238 190 0300, 4250 190 0301, 4238 190 0302, 4238 190 0402B and 4238 190 0404. Sold in a pack of two, the assemblies let you repair two machines or keep a spare on hand, and they’re engineered to match the original dimensions and mounting points for straightforward installation.

How will this recoil starter improve my saw’s starting behavior?

Replacing a worn or damaged recoil starter removes friction, tension loss and rope slipping that make cold starts difficult. You’ll get a consistent, firm pull and reliable rope rewind so the engine engages faster and with less effort.

• New spring tension ensures consistent rewind and reduces slack.
• Smooth rope operation eliminates jerky or stuck pulls.
• Maintains OEM-style engagement for correct crank rotation.

Which saw models and OEM parts is this compatible with?

This assembly is built to replace the factory recoil starter used on several Stihl concrete cut-off saws, matching the key mounting and drive features. Always compare the replacement to your existing part before ordering to confirm fit.

• Compatible models: TS410, TS410Z, TS420, TS420Z, TS480i, TS510i.
• Replaces OEM numbers: 4238 190 0300, 4250 190 0301, 4238 190 0302, 4238 190 0402B, 4238 190 0404.
• Sold as a 2-pack for repair and backup coverage.

How difficult is installation and what tools are needed?

Installation is typically straightforward for anyone comfortable with basic small-engine maintenance. You’ll need common hand tools and about 15–30 minutes per unit if you follow standard disassembly and reassembly steps.

• Tools: screwdrivers, socket set, and possibly pliers for clips.
• Steps: remove the housing, swap the old assembly, route the rope and secure fasteners.
• Tip: compare mounting holes and rope length before final assembly.

What materials and quality features can I expect from the WanQin unit?

WanQin designs these starters to match the durability and function of the original components while offering a budget-friendly aftermarket option. Components are selected for reliable rewind action and wear resistance under jobsite conditions.

• Durable recoil spring for long-lasting tension.
• Robust housing and pawls to withstand repeated engagement.
• Pre-measured rope length and handle for immediate use.

Who is this for: This two-pack of WanQin recoil starter assemblies is intended for tradespeople, rental yards, contractors and DIY mechanics who own Stihl TS series concrete cut-off saws and need a dependable replacement or spare to restore consistent starting performance. It’s also suitable for fleet managers who prefer keeping an extra unit on-hand to minimize downtime. Before purchase, verify your saw’s OEM part number and compare physical mounting points to ensure correct fitment.