Alexander Hagberg presents the list of all X4 essential spare parts which are suggested to keep in your box. Alex explains each of the spart parts and why you should keep it on hand.
Here is a list of all the Essential Spare parts suggested with the link to the product page where you can find more information:
301070 X4 Graphite Upper Deck 2.0mm
302180-M CFF Front Lower Arm - Medium - Right
302181-M CFF Front Lower Arm - Medium - Left
302180-H CFF Front Lower Arm - Hard -Right
302181-H CFF CFront Lower Arm - Hard - Left
302132-M X4 CFF Upper Arm - Medium - FR/RL
302142-M X4 CFF Upper Arm - Medium - FL/RR
301380 Graphite Body Post Holder (L+R)
305435 High-Performance Drive Belt 3x351mm
304970 Alu Differential Outdrive Adapter
305260 ECS Drive Shaft 58mm for 2mm Pin
303180-M CFF Rear Lower Arm - Medium - Right
303181-M CFF Rear Lower Arm - Medium - Left
303180-H CFF Rear Lower Arm - Hard - Right
303181-H CFF Rear Lower Arm - Hard - Left
301570 Alu Upper Clamp (L+R)
305370 Alu Drive Shaft 54mm
305880 Offset Spur Gear 110T/64
302770 Alu Lower Bulkhead Front Right/Rear Left
302771 Alu Lower Bulkhead Front Left/Rear Right
302392 Alu Front Steering Plate
302393 Alu Rear ARS Plate
302240 Composite Hub - Graphite
305579 Composite Pulley for Layshaft 20T
308082 Shock Absorber Membrane
930407 Ball-Bearing 4x7x2.5 Steel Sealed - Oil
940611 Ball-Bearing 6x10x3 Rubber Sealed Low Radial Play - Oil