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The Traxxas Power Cell 6400 mAh 3S LiPo is a high-capacity, physically large pack. At 42 mm tall, it is significantly taller than standard Traxxas 3S packs — many vehicles require a modified or aftermarket battery hold-down to accommodate it. Confirm battery compartment dimensions against your specific vehicle before ordering. Features Traxxas iD High-Current Connector with integrated balance plug and 12 AWG Maxx Cable.
| Spec | Value |
|---|---|
| Chemistry | Lithium Polymer (LiPo) |
| Configuration | 3S |
| Capacity | 6400 mAh |
| Nominal voltage | 11.1V |
| Discharge rate | 25C |
| Connector | Traxxas iD (integrated balance plug) |
| Dimensions (L×W×H) | 135 × 45 × 42 mm |
| Weight | 17.1 oz |
Consult your vehicle's owner's manual to verify battery compartment fitment before ordering. This is a 3S (11.1V) battery — only use in vehicles rated for 3S (11.1V) LiPo. This battery uses the Traxxas iD connector and must be charged with a Traxxas iD-equipped LiPo charger — do not charge with a NiMH-only charger or non-iD charger.
⚠️ Shipping Restriction: Ground shipping only within the Continental US (48 states). No air shipments. Not available for APO/FPO, AK, HI, PR, Virgin Islands, Guam, or international addresses.
Read and follow all manufacturer's instructions and safety guidelines before use.
Native PN: 2857X · Retailer PN: TRA2857X · JackWagon SKU: TRX-2857X





