Here you can find a few of those parts you have been looking for. Great products make a great build.

Steering Knuckles Orig. Price: $17.50 Sale Price: $14.88

TLT-1 Axle Bearings Orig. Price: $23.00 Sale Price: $18.99

5x11x4 Bearing Orig. Price: $1.50 Sale Price: $0.99