Synchronizer Baulk Ring for Nissan manual gearboxes ⚙️

This premium synchro ring keeps your Nissan manual transmission shifting clean and precise. Built to OEM spec, it restores the friction needed for quick, quiet gear changes and protects your gearbox from costly wear.

Why this part is needed

During a shift, gear speeds must match. The baulk (synchronizer) ring provides controlled friction so the sleeve can engage the gear dogs without grinding. A fresh ring means smooth shifts, longer gear life, and safer driving.

How it works

As you move the shifter, the hub sleeve pushes the ring onto the gear cone. The ring synchronizes speeds by friction, then allows the sleeve to slide over the dog teeth. Proper cone bite prevents crunch and notchiness.

When worn or broken ❗

Typical signs: hard 2nd/3rd shifts, grinding on quick shifts, pop-out under load, metallic glitter in oil, and heat marks on cones. Ignoring it can chip dog teeth, score cones, overheat bearings, and force a full rebuild.

Pro tip ✅

Inspect cone clearance, replace in pairs when possible, pre-lube with GL-4, and verify shift fork alignment for best results.

Compatibility

• Truck
• Urvan
• Pathfinder
• Atlas
• Caravan/Homy Van
• Np300
• Vanette Serena
• Caravan/Homy
• Serena
• Terrano2
• Crew
• 240Sx
• Caravan/Homy Coach
• Cedric
• Caravan
• Truck-Hardbody
• King Cab
• 180Sx
• Skyline
• Frontier
• Cabstar
• Xterra
• 200Sx
• Silvia
• Urvan/King Van
• Terrano
• Np300 F/Sbs,Med
• Nissan Truck Zn
• Laurel
• Pickup
• Vanette
• Datsun Truck
• Cedric/Gloria
• Desert Thunder