2003 HARLEY-DAVIDSON Charging Systems

Battery, 12 V, 310 Cold Cranking Amps, Top Post, 6.875 in. Length, 3.437 in. Width, 6.125 in. Height, Each

Part Number: YSA-YTX20HL-BS

4.84 out of 5 stars ( 55 )

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Battery, GYZ Maintenance-Free, Starting, AGM, 12 V, 500 Cold Cranking Amps, Top Terminals, Arctic Cat, BMW, Can-Am, Harley-Davidson®, Polaris, Each

Part Number: YSA-GYZ32HL

4.62 out of 5 stars ( 45 )

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Battery, AGM High Performance Maintenance-Free, Starting, 12 V, Sold Dry, 400 Cold Cranking Amps, Top Terminals, Arctic Cat, Harley-Davidson®, Each

Part Number: YSA-YIX30L-BS

4.93 out of 5 stars ( 41 )

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Battery, Dry Cell, 12 V, Deep Cycle/Starting, 150 Cold Cranking Amps, Top Post/M6 Female Thread, Each

Part Number: ODY-PC545

5.0 out of 5 stars ( 3 )

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Battery, Extreme, Deep Cycle/Starting, AGM, 12 V, 500 Cranking Amps, Side Terminals, Arctic Cat, Argo, BMW, Can-Am, Harley-Davidson®, Polaris, Each

Part Number: ODY-ODS-AGM30L

5.0 out of 5 stars ( 1 )

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Battery, GYZ Maintenance-Free, Starting, 12 V, 240 Cold Cranking Amps, Top Terminals, BMW, Buell, Harley-Davidson®, Indian, Kawasaki, Yamaha, Each

Part Number: YSA-GYZ16H

5.0 out of 5 stars ( 26 )

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Battery, GYZ Maintenance-Free, Starting, AGM, 12 V, 320 Cold Cranking Amps, Top Terminals, Can-Am, Harley-Davidson®, Kawasaki, Suzuki, Yamaha, Each

Part Number: YSA-GYZ20HL

4.65 out of 5 stars ( 51 )

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Battery, Shocker, Starting, AGM, 12 V, 310 Cold Cranking Amps (Measured At -18 degrees), Top and Side Terminals, Harley-Davidson®, Kawasaki, Each

Part Number: TWP-GHDZ20HL-BS

5.0 out of 5 stars ( 1 )

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Battery, Premium, Factory Activated, Starting, AGM, 12 V, Buell, Harley-Davidson®, Victory, Each

Part Number: TWP-TPWM720GH

4.43 out of 5 stars ( 7 )

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Voltage Regulator, Electronic, 12 V, Aluminum, Black, Harley-Davidson®, Each

Part Number: TWP-H0502

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Estimated Ship Date: May 5, 2026 if ordered today

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Lectric Stators, Motorcycle, 38 Amp, Unmolded, Harley-Davidson®, Each

Part Number: ALM-152111

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Battery, 12 V, 430 Cold Cranking Amps, Top Post, 6.563 in. Length, 5.000 in. Width, 6.875 in. Height, Each

Part Number: TWP-781156

5.0 out of 5 stars ( 2 )

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Battery, High Performance, Factory Activated, Starting, AGM, 12 V, Buell, Harley-Davidson®, Indian, Victory

Part Number: TWP-TPWM720BH

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Voltage Regulator, Electronic, 12 V, Aluminum, Chrome, Harley-Davidson®, Each

Part Number: TWP-H2394C

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Estimated Ship Date: May 5, 2026 if ordered today

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TP SHOCKER BATTERY YTX-14

Part Number: TWP-GHDZ14H-BS

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Estimated Ship Date: May 6, 2026 if ordered today

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Battery, AGM Platinum II, Starting, 12 V, Top Terminals, 250 Cranking amps At 0 degrees F, Each

Part Number: BKM-78-0764

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Voltage Regulator, Electronic, 12 V, Aluminum, Black, Harley-Davidson®, Each

Part Number: TWP-H1899

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Estimated Ship Date: May 5, 2026 if ordered today

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Battery, Yumicron, Starting, 12 V, Top Terminals, 280 Amps, Each

Part Number: BKM-78-1139

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Voltage Regulator, Electronic, 12 V, Aluminum, Chrome, Harley-Davidson®, Each

Part Number: TWP-H0502C

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Estimated Ship Date: May 5, 2026 if ordered today

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Battery, AGM Platinum II, Starting, 12 V, Top Terminals, 280 Cranking amps At 0 degrees F, Each

Part Number: BKM-78-0728

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TWIN POWER REGULATOR CHR

Part Number: TWP-H1899C

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Estimated Ship Date: May 5, 2026 if ordered today

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Lectric Stators, Motorcycle, 45 Amp, Unmolded, Harley-Davidson®, Each

Part Number: ALM-152114

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 28, 2026 if ordered today

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Battery, High Performance Maintinance Free, Starting, 12 V, Top Terminals, 250 Amps, Each

Part Number: BKM-78-1322

5.0 out of 5 stars ( 1 )

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Voltage Regulator, Hybrid Design, Steel, Black, Harley-Davidson®, Each

Part Number: ALM-201130B

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Electronic Regulator, 12 V, Aluminum, Black, Harley-Davidson®, Each

Part Number: TWP-H2394

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Estimated Ship Date: May 5, 2026 if ordered today

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