TRX Pro .15 2.5/2.5R Upgrade Kit cap head screw 1 x Rear Suspension Arm

1 x Rear Suspension Arm - Left

This package includes the Fast Eddy bearings listed above

Driveshaft assembly (1) left or right (fully assembled

4WD front or rear

TRX Pro .15 2.5/2.5R Upgrade Kit cap head screw 1 x Rear Suspension ArmPro. 15 to TRX 2. 5 2. 5R upgrade kit for T Maxx 4900 Traxxas makes it easy to upgrade TRX Pro . 15 nitro powered T Maxx models to the awesome power of the new TRX 2. 5 Racing Engine. All the necessary hardware to bring older Traxxas models up to full TRX 2. 5 spec is included such as: header, pipe, pipe hanger, coupler, linkage, and additional components specific to each model. Major components come pre assembled and pre adjusted from the factory.