For the 3S models, all you need to do is fill the shocks with oil, install, and go! The 4S trucks require slightly longer shocks, so Proline Rc recommends installing the included longer shock ends before use.
Extended Length: 101.0 mm for 3S * / 106.0 mm for 4S *
Collapsed Length: 71.0 mm for 3S * / 76.0 mm for 4S *
Extended Length: 101.0 mm for 3S
Collapsed Length: 71.0 mm for 3S
Longer Shock Ends for the 4S Vehicles
Description
Front & Rear Shocks fit ARRMA 3S and 4S BLX models. These Pro-Line shocks feature 14mm big bore aluminum shock bodies with infinite spring pre-load adjustment, strong machined aluminum shock caps, beefy 3.5mm shock shafts, and true dual-rate springs for a massive performance and durability upgrade over the stock shocks.