Lego Technic monster trucks

Lego Technic 42134 and Lego Technic 42135. Some parts are missing for each machine, one is missing 2 wheels which can be taken from the second, some parts have been swapped for equivalent ones. Overall, both machines can be assembled, there is a Pull-back function. Each machine can be assembled in a second variant, but there is only one instruction (the second can be found at lego.com). The boxes are also damaged.
Pļavnieki or parcel lockers