Yamaha YFM40FW Kodiak/Automatic (400cc)
battery guide.
Battery fitment can depend on year, trim and model code. Match the configuration in the chart to your ATV before choosing a replacement.
Battery applications for the configurations listed below.
Confirm the year. Check the trim.
The Yamaha YFM40FW Kodiak/Automatic (400cc) chart references YTX20L-BS and YTX20HL-BS and YTX14AH-BS and GYZ20HL.These configurations are listed in an identified manufacturer application source.Match the year and configuration, then check the physical installation.
Jump to your year
Battery fitment by year
Each row covers only the configuration shown. Other trims and missing years are not established by this chart.
| Year | Model / trim | Battery |
|---|---|---|
| 2006 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | YTX14AH-BS |
| 2005 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | YTX14AH-BS |
| 2004 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | YTX14AH-BS |
| 2003 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | YTX14AH-BS |
| 2002 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 2001 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 2000 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 1999 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 1998 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 1997 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
| 1996 | YFM40FW Kodiak/Automatic (400cc) / YFM40FW Kodiak/Automatic | GYZ20HL / YTX20HL-BS / YTX20L-BS |
Battery sizes and specifications
YTX20L-BS ↗
- Voltage
- 12 V
- Capacity
- 18 Ah
- Cold cranking
- 270 CCA
- Dimensions
- 175 × 87 × 155 mm
- Chemistry
- AGM lead-acid
- Terminals
- Negative left, positive right (as shown in manufacturer top-view layout); Yuasa type 4
YTX20HL-BS ↗
- Voltage
- 12 V
- Capacity
- 18 Ah
- Cold cranking
- 310 CCA
- Dimensions
- 175 × 87 × 155 mm
- Chemistry
- AGM lead-acid
- Terminals
- Negative left, positive right (as shown in manufacturer top-view layout); Yuasa type 4
YTX14AH-BS ↗
- Voltage
- 12 V
- Capacity
- 12 Ah
- Cold cranking
- 210 CCA
- Dimensions
- 134 × 89 × 166 mm
- Chemistry
- AGM lead-acid
- Terminals
- Positive left, negative right (as shown in manufacturer top-view layout); Yuasa type 4
GYZ20HL ↗
- Voltage
- 12 V
- Capacity
- 20 Ah
- Cold cranking
- 320 CCA
- Dimensions
- 175 × 87 × 155 mm
- Chemistry
- AGM lead-acid
- Terminals
- Negative left, positive right (as shown in manufacturer top-view layout); Yuasa type 14 (encapsulated brass nut)
Replacement battery research
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry |  ExpertPower ExpertPower YTX20L-BS 12V 20Ah Battery OEM Replacement SLA AGM, 275 CCA | View on Amazon ↗ |
| AGMStock chemistry |  Yuasa Yuasa YUAM320BS YTX20L-BS Maintenance Free AGM Battery with Acid pack | View on Amazon ↗ |
| Gel lead-acid |  Mighty Max Battery Mighty Max Battery YTX20L-BS Gel 12V 18Ah Battery for Sea-Doo All Models GTX 4-TEZ 94-07 | View on Amazon ↗ |
| Lithium (LiFePO4) |  KEMIMOTO KEMIMOTO Lithium Motorcycle Battery YTX20L-BS/YTX20HL, Wireless LiFePO4 Lithium Battery 12V 12Ah, Powersports Battery with Smart APP & LCD, Winter Sleep Moto Mode Compatible with Motorcycle PWC UTV | View on Amazon ↗ |
| Lithium |  TYKOOL TYKOOL LFP20L-BS-STD Lithium Battery, Replaces YTX20L-BS 65989-97C, 480CCA 8Ah Fits for Motorcycle ATV UTV PWC, Compatible with Harley Davidson Softail Fat Boy V-Rod Heritage Classic, Digital Readout | View on Amazon ↗ |
As an Amazon Associate, we earn from qualifying purchases. How affiliate links work.
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry |  Yuasa Yuasa YUAM620BH YTX20HL-BS Maintenance Free H Series AGM Battery with Acid pack | View on Amazon ↗ |
| AGMStock chemistry |  Yuasa Yuasa YUAM620BH YTX20HL-BS Maintenance Free H Series AGM Battery with Acid pack | View on Amazon ↗ |
| Lithium |  TYKOOL TYKOOL LFP20L-BS-PRO Lithium Motorcycle Battery, Replaces GYZ20L GYZ20HL YTX20HL-BS, 600CCA 12Ah Fits for Harley Softail Fatboy,Dyna,Sea-Doo 1500cc GT Series Yamaha 1800cc, Digital Readout | View on Amazon ↗ |
As an Amazon Associate, we earn from qualifying purchases. How affiliate links work.
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry |  Mighty Max Battery Mighty Max Battery YTX14AH-BS - 12 Volt 12 AH, 210 CCA, Rechargeable Maintenance Free SLA AGM Motorcycle Battery | View on Amazon ↗ |
| AGMStock chemistry |  Yuasa Yuasa YUAM62H4A YTX14AH-BS Maintenance Free H Series AGM Battery with Acid pack | View on Amazon ↗ |
| Gel lead-acid |  Mighty Max Battery Mighty Max Battery YTX14AH-BS Gel 12V 12Ah Battery for Polaris 500 All Models 1999-2012 | View on Amazon ↗ |
| Lithium (LiFePO4) |  Antigravity Antigravity ATX-12-AH YTX14AH YTX14AH-BS YTX14AHL Motorcycle Battery | View on Amazon ↗ |
| Lithium (LiFePO4) |  Mighty Max Battery Mighty Max Battery YTX14AH-BS LIFEPO4-12 Volt 12 AH, 400 CCA, Lithium Iron Phosphate (LiFePO4) Battery | View on Amazon ↗ |
| Lithium (LiFePO4) | ![TYKOOL LFP14AH-BS-PRO Lithium Battery, Replaces YTX14AH YTX14AH-BS, 480CCA 8Ah Fits for ATV UTV Motorcycle, Compatible with Polaris Sportsman 570 Ranger 500 Kawasaki Mule SX, Digital Readout [+ -]](https://m.media-amazon.com/images/I/913VjTXlbzL._AC_SY300_SX300_QL70_FMwebp_.jpg) TYKOOL TYKOOL LFP14AH-BS-PRO Lithium Battery, Replaces YTX14AH YTX14AH-BS, 480CCA 8Ah Fits for ATV UTV Motorcycle, Compatible with Polaris Sportsman 570 Ranger 500 Kawasaki Mule SX, Digital Readout [+ -] | View on Amazon ↗ |
As an Amazon Associate, we earn from qualifying purchases. How affiliate links work.
| Type | Product | Amazon |
|---|---|---|
| AGMStock chemistry |  Yuasa Yuasa YUAM720GH GYZ20HL Factory Activated GYZ H Series AGM Battery | View on Amazon ↗ |
| Lithium (LiFePO4) |  NOCO NOCO Lithium NLP20 12V 600A Group 20 Powersport Battery | View on Amazon ↗ |
As an Amazon Associate, we earn from qualifying purchases. How affiliate links work.
2006 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery code: YTX14AH-BS.
- YTX14AH-BS: 134 × 89 × 166 mm (length × width × height); 12 V; 12 Ah; 210 CCA.
Compare AGM, Gel lead-acid, and Lithium (LiFePO4) options for YTX14AH-BS. Select a product to shop on Amazon.
2005 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery code: YTX14AH-BS.
- YTX14AH-BS: 134 × 89 × 166 mm (length × width × height); 12 V; 12 Ah; 210 CCA.
Compare AGM, Gel lead-acid, and Lithium (LiFePO4) options for YTX14AH-BS. Select a product to shop on Amazon.
2004 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery code: YTX14AH-BS.
- YTX14AH-BS: 134 × 89 × 166 mm (length × width × height); 12 V; 12 Ah; 210 CCA.
Compare AGM, Gel lead-acid, and Lithium (LiFePO4) options for YTX14AH-BS. Select a product to shop on Amazon.
2003 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery code: YTX14AH-BS.
- YTX14AH-BS: 134 × 89 × 166 mm (length × width × height); 12 V; 12 Ah; 210 CCA.
Compare AGM, Gel lead-acid, and Lithium (LiFePO4) options for YTX14AH-BS. Select a product to shop on Amazon.
2002 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗2001 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗2000 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗1999 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗1998 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗1997 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗1996 Yamaha YFM40FW Kodiak/Automatic (400cc) battery size
YFM40FW Kodiak/Automatic
Battery options: GYZ20HL / YTX20HL-BS / YTX20L-BS.
- GYZ20HL: 175 × 87 × 155 mm (length × width × height); 12 V; 20 Ah; 320 CCA.
- YTX20HL-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 310 CCA.
- YTX20L-BS: 175 × 87 × 155 mm (length × width × height); 12 V; 18 Ah; 270 CCA.
Compare AGM, Lithium (LiFePO4), Lithium, and Gel lead-acid options for GYZ20HL, YTX20HL-BS, and YTX20L-BS. Select a product to shop on Amazon.
YuasaGYZ20HL · AGMShop now ↗NOCOGYZ20HL · Lithium (LiFePO4)Shop now ↗YuasaYTX20HL-BS · AGMShop now ↗YuasaYTX20HL-BS · AGMShop now ↗TYKOOLYTX20HL-BS · LithiumShop now ↗ExpertPowerYTX20L-BS · AGMShop now ↗YuasaYTX20L-BS · AGMShop now ↗Mighty Max BatteryYTX20L-BS · Gel lead-acidShop now ↗KEMIMOTOYTX20L-BS · Lithium (LiFePO4)Shop now ↗TYKOOLYTX20L-BS · LithiumShop now ↗Fitment details
The chart lists battery options by year and configuration. Match the complete model and trim shown in the table.
How to confirm your battery
- Match your manufacturer, full model code, year and trim to an OEM manual.
- Compare the existing battery label with the manufacturer-approved battery code.
- Measure length, width and height, including clearance for covers and straps.
- Confirm positive and negative terminal positions, terminal type and cable reach.
- Check the required electrical specification and charging instructions.
Changing battery chemistry?
Check the battery manufacturer's application and charging guidance before moving between lead-acid and lithium. Vehicle charging compatibility, mounting and cold-weather requirements depend on the specific product. Read our AGM and lithium checklist.
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