Increase cell count and or capacity! For the ARRMA 6s lineup add an extended upper base to accommodate larger battery capacities or higher cell count.

**NOTE This will affect body mounting as the overall height of the battery tray increases (TALION/KRATON)**

Optional: ARRMA Body Post Set, ARAC3476

Cut and prepare steel rods to fit into the part for an OEM look. HSS or A2/M2 steel preferred over stainless steel
 

Material: [3mm x 200mm High Speed Steel (HSS) Blank Rod](https://www.amazon.com/s?k=3mm+hss+rod)

Print in TPU @ 70-100% 4 top/bottom, 4 walls

 

View drawings attached for further instructions, feel free to ask questions or post suggestions.

BATTERY TRAY UPPER BASE (EXTENDED), AR320351

UPPER_TRAY_W_PINS.STEP

This is the front upper mount for the upper a arms on the 1:8 6S arrma platform (BLX/EXB)

(AR330379)

ARRMA COMPOSITE SUSPENSION MOUNT, FRONT UPPER

AR330379_FU.STEP

Finally a decent XT60 mount, use a **1-1/8"** (30mm) hole saw or step bit to mount.

Press fit a male end XT60 into the body, no additional hardware or adhesive needed. The body and nut can be printed with PLA/ABS/PETG, the lid needs to be in TPU for flexibility.

Print body and nut @ 0.1mm (0.12mm) layer height for thread mating.

XT60 THREADED MOUNT

XT60_F_BODY_ASSY..STEP

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BATTERY TRAY UPPER BASE (EXTENDED), AR320351

ARRMA COMPOSITE SUSPENSION MOUNT, FRONT UPPER

XT60 THREADED MOUNT