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Monolith pack
Zero ZF8.5
One bonded pack, not user-swappable. Base street pack 2013-2014.
Last updated: July 3, 2026
7.5 kWh usable · 8.5 kWh maxscaled to the 17.3 kWh flagship
Max capacity
8.5 kWh
Usable (nominal)
7.5 kWh
Form factor
Monolith pack
Weight
≈ 49 kg (108 lb)
Energy density
173 Wh/kg
Model years
2013-2014
Cells
Farasis NMC · 28S
Pack weight is an approximate figure — sourced from zeromanual.com, motorcycle.com. Zero doesn't publish most pack weights, so these are cross-checked against reviews and curb-weight deltas. Energy density = max capacity ÷ pack weight.
Other packs for these models
Alternative or successor packs offered on S, DS.
ZF66 kWh
Monolith pack
2012
ZF7.27.2 kWh
Modular brick
2018-2023
ZF99 kWh
Monolith pack
2012
ZF9.49.4 kWh
Monolith pack
2015
ZF9.89.8 kWh
Monolith pack
2016
ZF11.411.4 kWh
Monolith pack
2013-2014
ZF12.512.5 kWh
Monolith pack
2015
ZF13.013 kWh
Monolith pack
2016-2017
ZF14.414.4 kWh
Monolith pack
2018-2021
ZF17.317.3 kWh
Monolith pack
2022-2025
Riding one of these?
Set this exact pack on your bike and track its real capacity retention from your logs.