Upgrade your TRX-4M’s suspension with the INJORA 59mm Long Threaded Oil Shocks, designed to deliver smoother damping, increased articulation, and improved stability on rough terrain. Built from CNC-machined aluminum with threaded preload adjustment, these shocks offer true performance tuning for any 1/18 crawler.
This listing is for a set of 2 shocks—perfect for upgrading either the front or rear of your TRX-4M.
⭐ Features
-
Perfect fit for all 1/18 Traxxas TRX-4M crawlers
-
Available Colors: Red, Black, Gray
-
CNC-machined aluminum bodies for durability and style
-
Threaded adjustment collars for quick preload tuning
-
Telescopic design for maximum suspension travel
-
Includes two spring rates per shock:
-
Soft (0.45mm wire – black spring)
-
Stiff (0.5mm wire – silver spring)
-
Nylon bottom rod ends for durability
-
Recommended shock oil: 20–40wt
-
Shock oil not included
-
Adjusting preload ring increases rebound capability
📏 Specifications
-
Part Number: 4M-42
-
Full Length: 66mm (2.60")
-
Extended Length: 59mm (2.32")
-
Compressed Length: 42mm (1.65")
-
Travel: 17mm (0.67")
-
Spring Length: 45mm (1.77")
-
Weight: 6g (0.21oz) each
📦 Includes
-
(2) INJORA 59mm Aluminum Oil Shocks (Color selected at purchase)
-
(2) Soft Springs
-
(2) Stiff Springs