
Numax
Numax Supreme Gel YG51913 Harley-Davidson Battery 12V 21Ah 285A
£94.13In stock
- Voltage
- 12 V
- Capacity (Ah)
- 21
- CCA
- 285 A (EN)
- Technology
- Gel
- Warranty
- 6 months
Description
The Numax Supreme YG51913 is a sealed gel starting battery sized for Harley-Davidson motorcycles. Gel technology provides spill-proof, maintenance-free operation with solid cranking power.
- 12V, 21Ah, 285A (EN) CCA
- Gel technology
- 183 × 79 × 171 mm, approx. 6.11 kg
- Positive terminal on the right
- 6-month warranty
A direct-fit replacement for dealers, motorcycle repair shops and powersports fleets that service Harley-Davidson models.
Specifications
- Voltage
- 12 V
- Technology
- Gel
- Capacity (Ah)
- 21
- Warranty
- 6 months
- Dimensions
- 183 × 79 × 171 mm
- Polarity
- Positive Right
- CCA
- 285 A (EN)
- Hold-Down
- B0
- Terminal Type
- 2
- UN Code
- UN2796
- Capacity Range (Ah)
- 20–<30
- Weight
- 6.1 kg
Buying guides featuring this product
You may also need

Numax
Numax Supreme LB3 XS100 Car Battery 12V 75Ah 750A
£123.60SKU VC8837

Numax
Numax Premium Trucks GR31 C31-1000 Truck Battery 12V 120Ah 1000A
£177.08SKU VC8888

Numax
Numax Sealed AGM YB4L-B SLA Motorcycle Battery 12V 4Ah 45A
£33.42SKU VC9537

Numax
Numax XV31MF Marine & RV Dual-Purpose Battery 12V 110Ah 720A (Group 31)
£152.90SKU VC8917
