Front Door Lock Cylinder Repair Kit for 1998-2006 Volkswagen Golf Mk4 / 1998-2005 Jetta Mk4 / 2005-2014 Fox 1U0837167E

Restore reliable manual door-lock operation without replacing the complete exterior handle or purchasing a new keyed lock cylinder. This five-piece repair kit replaces the small internal components commonly responsible for a loose, jammed, or free-spinning front door lock.

Product Details

• Five-piece aftermarket front door lock-cylinder repair kit
• Designed for compatible Volkswagen Golf Mk4, Jetta Mk4/Bora, and Fox lock mechanisms
• Front-door application for compatible driver-side or passenger-side mechanisms
• Repairs the internal coupling and return mechanism while retaining the vehicle's original lock barrel and key
• Durable cast-metal replacement components for worn or broken original pieces
• Approximately 44.5 mm lock shaft; compare with the original before ordering

Common Symptoms

• The key turns or spins without locking or unlocking the door
• The lock feels loose, disconnected, or jammed
• The lock does not return to its centered position
• The internal coupling plate, spring, retainer, or shaft is damaged

Fitment And Compatibility

• 1998–2006 Volkswagen Golf Mk4 (1J) — compatible front door lock mechanisms
• 1998–2005 Volkswagen Jetta Mk4 / Bora (1J) — compatible front door lock mechanisms
• 2005–2014 Volkswagen Fox (5Z) — compatible front door lock mechanisms

Volkswagen used more than one lock-cylinder configuration within these model ranges. Please compare the original parts, retaining tabs, coupling shape, and approximately 44.5 mm shaft with the listing photos before ordering. Fitment is determined by the lock mechanism, not engine size.

Part Number Information

• Primary Reference: 1U0 837 167 E / 1U0837167E
• Related Aftermarket Cross-References: 1U0837167, 1U0837168, 107837167DB, 107837168DB, 6Q4837167

Part numbers are supplied for reference only. Some catalogs identify 1U0 837 167 E as a front-left lock cylinder, while aftermarket repair-kit suppliers list these internal components for front-left or front-right use. Visual and dimensional comparison is required, especially for passenger-side installation.

What Is Included

• 1 lock shaft / follower
• 1 return spring
• 1 circular retaining ring
• 1 cup-shaped retainer
• 1 U-shaped coupling plate

Installation Notes

Disassembly of the exterior door-handle lock cylinder is required. Carefully note the original component orientation and spring preload before removing the old parts. Professional installation is recommended if you are not familiar with automotive lock assemblies. Test the rebuilt mechanism completely before reinstalling it in the door.

Important Compatibility Note

This listing is for the internal five-piece repair kit only. The exterior handle, complete keyed lock cylinder, lock barrel, key, latch, actuator, and installation tools are not included. Confirm the shaft length, component shapes, and retaining tabs against your original assembly before purchase.