VW Golf 4 Window Control Switch Button, 1J4 959 857 D, Plastic

Upgrade your VW’s window control with a precise, reliable Driver Side Window Glass Lift Master Switch designed for VW Golf MK4, VW Jetta MK4, and VW Passat B5. This replacement part (1J4 959 857 D) is crafted from durable plastic to withstand daily use, delivering a responsive, tactile feel every time you press the switch. It’s a direct-fit component that restores smooth one-handed operation of the driver’s window, helping you regain control and comfort without pulling apart the door panel. Compatible with part number 1J4959857D and built for 2017-era vehicles, it provides a dependable solution when your original switch starts sticking, sticking, or stops working altogether.

Designed for straightforward installation, this switch mirrors the original geometry and connection layout, making it a practical option for DIY enthusiasts and professional installers alike. By choosing a genuine-feel replacement, you reduce the risk of intermittent window operation and avoid more extensive door repairs. All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

Providing quality and trusted service since 2002 at intercyprus.com.

Benefits & Tips

• Restore reliable driver-side window control quickly — perfect when the original switch is slow, intermittent, or visually damaged.
• Simple, plug-and-play replacement for older VW MK4 models; verify compatibility with part number 1J4959857D before swapping.
• Keep as a spare for future repairs or for quick swaps in a fleet to minimize downtime and maintain driver convenience.

Product specifications

• Model Name: 1J4 959 857 D
• Part Number: 1J4959857D
• Item Type: Window Control Switch (Driver Side)
• Material: Plastic
• Dimensions: Length 14.5 cm × Width 4.2 cm × Height 4.8 cm
• Weight: 0.15 kg
• Origin: Mainland China
• Year: 2017
• Fit Car: VW Golf MK4; VW Jetta MK4; VW Passat B5
• External Testing Certification: CCCH
• Special Features: Window Control Switch Button

Package includes:

• 1 x Driver Side Window Glass Lift Master Switch (1J4 959 857 D)

Warnings/Reminders

• Compatibility: Designed for VW Golf MK4, VW Jetta MK4, and VW Passat B5. Please confirm your vehicle uses part number 1J4959857D before purchasing.
• Installation: If you’re not comfortable with electrical replacements, seek professional assistance to ensure proper wiring and secure fit.
• Handle with care during removal and installation to avoid damage to the switch housing or surrounding wiring.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

Since 2002, intercyprus.com has been a source of reliable parts you can trust.