NSG370 M/T Synchro Ring 1ST & 2ND Blocker . 1st & 2nd Blocker Synchro Ring NSG370 Mercedes Features and Benefits: 1st & 2nd Blocker Synchro Ring NSG370 Mercedes Details: AAP UDA 4: 100 Grade Type: Regular Application Summary: 2004-2008 Chrysler Crossfire (1st and 2nd) (Transmission Code: NSG370 & Transmission Base Gear: 6 & Transmission Control Type: Manual / Note: NSG370 1st and 2nd Gear Synchronizer Rings) 2007-2008 Dodge Nitro (1st and 2nd) (Transmission Code: NSG370 & Transmission Base Gear: 6 & Transmission Control Type: Manual / Note: NSG370 1st and 2nd Gear Synchronizer Rings) 2005-2008 Jeep Liberty (1st and 2nd) (Transmission Code: NSG370 & Transmission Base Gear: 6 & Transmission Control Type: Manual / Note: NSG370 1st and 2nd Gear Synchronizer Rings) 2005-2014 Jeep Wrangler (1st and 2nd) (Transmission Code: NSG370 & Transmission Base Gear: 6 & Transmission Control Type: Manual / Note: NSG370 1st and 2nd Gear Synchronizer Rings)