Car Battery for BMW X5: Reinforced Nylon
This car battery for the BMW X5 is specified around reinforced nylon, which decides how it behaves in service far more than the part name does. We build to a written specification — base material, dimensions, finish and packing — and hold that specification on file so every reorder reproduces the approved piece.
The usual reason a programme changes supplier is not unit price. It is inconsistent hardness between lots, or inconsistent hardness between lots. Both are specification problems, and both are preventable.

Specification
| Product | Car Battery |
|---|---|
| Vehicle application | BMW X5 |
| Material / finish | Reinforced Nylon |
| Typical use | Daily Commuting |
| MOQ | 1,000 pieces per specification |
| Sampling | 10 working days, 5 days per revision |
| Bulk lead time | 25-30 days after approval |
| Compliance | E-mark |
| Packing | 10 pieces per inner box, 1000 per carton |
Material options
- Polypropylene — preferred when weight matters more than rigidity
- EPDM Rubber — the cost-effective default for volume programmes
- PVC Coated Fabric — chosen where wear resistance comes first
- High Density Foam — chosen where wear resistance comes first
- Zinc Plated Steel — selected when the part is exposed to weather and road salt

Processes available
- laser cutting
- rubber vulcanisation
- anodising
- gravity casting
- shot blasting
- cold forging
Fitment notes
Confirm the fitment against the VIN or the frame number before ordering; two model years often share a name and not a part.
Where it is used
The specification above is the one most often ordered for daily commuting. Related applications include heavy load hauling, construction sites, motocross, weekend riding, delivery fleets.
Quality and packing
- In-line inspection with AQL 4.0 sampling on every lot.
- Dimensional report issued against the approved drawing.
- Carton marking and barcode to your specification.
- Golden sample retained at the factory as the reorder reference.
Questions buyers ask
Can the specification be held on file?
Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the E-mark-compliant build instead of a fresh interpretation.
How is packing specified?
Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.
What testing is included?
Standard lots ship with dimensional and hardness reports. E-mark documentation is issued with the shipment when your market requires it.
Can you match an existing sample?
Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.
Ask for the current catalogue and the specification sheet for this line.







