KELLER CAN-AM MAVERICK BALL JOINTS SET OF (4) UPPERS AND LOWERS HCR racing Sale! from $599.80 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Tweet Full set of 4 Can-Am Maverick ball joints, including the X3. Uppers and Lowers. "Lifetime Warranty" against manufacture defects and breakage.