NAG-1 Transmission with Torque Converter
The Gearstar Performance NAG-1 with Converter Package will fit:
2005 – present Charger/Magnum/300C/Challenger with 5.7L or 6.1L Hemi
2006 – present Jeep Grand Cherokee SRT-8 AWD
Complete Heavy Duty Overhaul Kit with All Seals and Gaskets
High Flow Filter
New OE Transmission Oil Pan
Reset and Tighten All Tolerances and Clearances
High Energy Clutches
Updated 20 Element Expanded Capacity Sprag Assemblies
All Internal Components Cryogenically Treated and Stress Relieved
New Torrington Bearings and Pump Bushing
Increased Internal Pressures to Provide Additional Lubrication
Updated K-2 Input to Output Shaft Heavy Duty Bearing Support (replaces inferior bushing style support)
Custom Manufactured Expanded Capacity Second Gear Clutch Drum
Custom Manufactured Expanded Capacity Third Gear Clutch Drum
Custom Manufactured Expanded Capacity Fourth Gear Clutch Assembly
Modified Valve Body Internal Reprogramming Kit Calibrated per Vehicle Application
* Fully compatible with most aftermarket electronic modifications.
* The more aggressively the NAG1 is driven, the more firm the shift. Firmer downshifts than stock, but not abusive.
* When ordering, please specify 3 or 4 flange output yoke.
*Core must be returned in rebuildable condition within 30 days of shipping in order to credit your account. The inbound shipping charges in the Continental U.S. only of the returning core is $199.95, as long as shipping arrangements are made through Gearstar and it is returned in the crate (Alaska, Hawaii, and international shipments, please call for details). Gearstar reserves the right to determine “rebuildable” upon physical inspection of the returned core.
*This transmission package holds only a 1-year warranty.
All transmissions are custom built by 1 of 5 master techs from start to finish and DYNO tested with converter the equivalent of 100 miles to insure that transmission and converter package are in perfect operating condition before they leave our facility.
All sales are final. No returns or refunds.