The dynamic A4 is the perfect choice for tight spaces and minimal headroom applications. This seat provides drivers with the ultra aggressive feel of a race seat while still providing the comfort of a reclining seat for the daily driver. Standard features include: high-density injection molded foam, ergonomical design, harness belt capability, integrated shoulder, kidney and thigh support, leatherette high-wear patches, and a fully adjustable seat back with a flip forward fingertip controlled lever for rear access. Inflatable lumbar and leather face/vinyl back are optional at additional cost. The A4 is designed to fit up to a 32-34" waist. (Extra tight in the kidney area.) The wide version will fit up to a 40" waist.