Back NASCAR Xfinity Series AST Нейшънуайд Сиърис Bulgarian Xfinity Series German NASCAR Xfinity Series English NASCAR Xfinity Series Spanish Xfinity Series French Xfinity Series Hungarian NASCAR Seri Xfinity ID NASCAR Xfinity Series Italian エクスフィニティ・シリーズ Japanese
| Kategori | Balap mobil stok |
|---|---|
| Negara atau daerah |  Amérika Sarékat |
| Musim pertama | 1982 |
| Pemasok mesin | Chevrolet · Ford · Toyota |
| Juara pembalap | Daniel Hemric |
| Juara tim | Team Penske |
| Juara pabrikan | Chevrolet |
| Situs web resmi | NASCAR Seri Xfinity |
| 33px| Musim terkini | |
NASCAR Seri Xfinity (sadurungé NASCAR Busch Series lan NASCAR Nationwide Series) minangka seri balap mobil stok sing dilakokno dening National Association of Stock Car Auto Racing. Xfinity Series Race (jeneng saka sponsor Xfinity) minangka balapan divisi kapindho ing seri NASCAR, sing tujuane kanggo ngembangake lan ngembangake pembalap enom menyang seri paling bergengsi, NASCAR Cup Series.
Lomba Seri Xfinity biasane dianakake sedina sadurunge lomba Seri Piala dianakake. Kadhangkala balapan kasebut ditindakake ing sirkuit sing beda karo sirkuit sing digunakake ing Seri Piala.