Features:
Replacement of Parts# ARA330550,ARA330551

Hard-anodized color,CNC machined PTFE-coated hardened alloy 6061-T6
The lightweight aluminum alloy material is durable and improves the overall performance of the arrma shock absorber
Aside from the great looks, aluminum alloy will not flex as much as plastic under stress or during high ambient temperatures.
Oil filled type, spring adjustable. Length adjustable. With extra spring in bigger diameter,Bigger bore size.

Front arrma 3s parts shock absorber: length 105mm, OD 22mm, Compression stroke 25mm, core shaft 4mm,
Rear arrma 3s parts shock absorber: length 115mm, OD 22mm, Compression stroke 30mm, core shaft 4mm,
Original black spring is 1.5mm diameter,
Additional white spring is 1.8mm diameter

ARRMA Big Rock BLX 4X4 : ARA4312V3 ARA102723 AR102711
ARRMA GRANITE MEGA 4X4: ARA4202V3T1 ARA4202V3T2 ARA102714T1 ARA102714T2 AR102665 AR102676
ARRMA GRANITE BLX 4X4:ARA4302V3T1 ARA4302V3T2 ARA102720T1 ARA102720T2 AR102666
ARRMA SENTON MEGA 4X4: ARA4203V3T1 ARA4203V3T2 ARA102715T1 ARA102715T2 AR102667 AR102678
ARRMA SENTON BLX 4X4: ARA4303V3T1 ARA4303V3T2 ARA102721T1 ARA102721T2 AR102668
ARRMA TYPHON MEGA 4X4: ARA4206V3 ARA102694
ARRMA TYPHON BLX 4X4: ARA4306V3 ARA102722 AR102696

Package Include:
Alloy front/rear shock absorber 4 pieces in one set（black spring diameter is 1.5mm）
Additional white spring1.8mm diameter 4pcs

Note:Check your specific model's manual for compatibility,or Contact us.