--- product_id: 18004588 title: "YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft" brand: "kmg" price: "606.80 DT" currency: TND in_stock: true category: "Kmg" url: https://www.desertcart.tn/products/18004588-yt9b-4-bs-battery-compatible-with-yamaha-400-yp400-majesty store_origin: TN region: Tunisia --- # 170 CCA for Instant Starts 12V High Performance Power Sealed Maintenance-Free Durability YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft **Brand:** kmg **Price:** 606.80 DT **Availability:** ✅ In Stock ## Summary > ⚡ Power your ride, own the road – no downtime, just thrill. ## Quick Answers - **What is this?** YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft by kmg - **How much does it cost?** 606.80 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/18004588-yt9b-4-bs-battery-compatible-with-yamaha-400-yp400-majesty) ## Best For - kmg enthusiasts ## Why This Product - Trusted kmg brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Shock and vibration resistant for rugged rides across motorcycles, ATVs, snowmobiles, and watercraft. - • **Unstoppable Power Boost:** 170 Cold Cranking Amps deliver lightning-fast starts every time, even in the coldest conditions. - • **Long-Lasting Voltage Hold:** Advanced lead-calcium tech keeps your battery charged longer during storage or standby. - • **Plug & Play Compatibility:** Perfect OEM replacement for Yamaha Majesty 400 (2004-2012) with universal fit and easy installation. - • **Zero Maintenance, All Gain:** Sealed Maintenance-Free design means no refills, no mess, just pure ride-ready energy. ## Overview The KMG YT9B-4-BS is a 12V, 8Ah sealed maintenance-free AGM battery engineered for high performance and durability. Featuring 170 CCA for reliable cold starts, it resists shock and vibration, making it ideal for motorcycles, ATVs, snowmobiles, and watercraft. This OEM replacement battery fits Yamaha Majesty 400 models from 2004-2012, offering long-lasting voltage retention and hassle-free maintenance for the modern powersport enthusiast. ## Description The KMG Battery is maintenance-free, resists shock and vibration, and never needs re-filling. Advanced lead-calcium technology offers exceptional starting power. Ideal for motorcycles, scooters, ATVs, snowmobiles, ride-on mowers and personal watercraft.Features: High Performance Battery 100% Maintenance Free Holds Voltage longer and need less charging in standby or storage mode Shock and Vibration Resistant Spill-Proof Design Factory Activated Pre-Charged BatterySpecifications: Battery Type Number: YT9B-4-BS SMF (Sealed Maintenance Free) Battery Family: AGM Maintenance Free Voltage: 12 Volts Capacity: 8 Ah C.C.A.: 170 Polarity: [ + ]--------[ - ] Dimensions: 150mm x 70mm x 105mm Condition: 100% Brand NewPackage Includes: 1x Battery (YT9B-4-BS) Instructions not includedFitment Note: May require spacers on some applications for proper fitment. ## Features - Battery Family: High Performance, Sealed Maintenance Free (SMF) - Voltage: 12 Volts - Polarity: [ + ]--------[ - ] - Brand: KMG | Battery Type Number: YT9B-4-BS - Dimensions: 150mm x 70mm x 105mm ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00N34HGD4 | | Automotive Fit Type | Universal Fit | | Battery Type | Lead Calcium | | Best Sellers Rank | #3,327,494 in Automotive ( See Top 100 in Automotive ) #9,590 in Powersports Batteries | | Brand Name | KMG | | Compatible with Vehicle Type | ATV | | Customer Reviews | 3.8 3.8 out of 5 stars (33) | | Included Components | 1x Battery | | Item Dimensions D x W x H | 2.76"D x 5.91"W x 4.13"H | | Item Weight | 5 pounds | | Manufacturer | KapscoMoto | | Manufacturer Part Number | YT9B-4-BS-1U-V07 | | Manufacturer Warranty Description | 30 Day Warranty | | Model Number | YT9B-4-BS-1U-V07 | | Number of Items | 1 | | UPC | 698056407784 | | Unit Count | 1 Count | | Voltage | 12 volts | ## Product Details - **Automotive Fit Type:** Universal Fit - **Battery Cell Composition:** Lead Calcium - **Brand:** KMG - **Item Weight:** 5 pounds - **Manufacturer:** KapscoMoto - **Product Dimensions:** 2.76"D x 5.91"W x 4.13"H - **UPC:** 698056407784 - **Unit Count:** 1 Count - **Vehicle Service Type:** ATV - **Voltage:** 12 volts ## Images ![YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft - Image 1](https://m.media-amazon.com/images/I/51zJv2dwMTL.jpg) ![YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft - Image 2](https://m.media-amazon.com/images/I/51GKzMJ3m7L.jpg) ![YT9B-4-BS Battery Compatible with Yamaha 400 YP400 Majesty 2004-2012 Sealed Maintenance Free 12V Battery High Performance SMF OEM Replacement Powersport Motorcycle ATV Snowmobile Watercraft - Image 3](https://m.media-amazon.com/images/I/51LXv3Kq38L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/18004588-yt9b-4-bs-battery-compatible-with-yamaha-400-yp400-majesty](https://www.desertcart.tn/products/18004588-yt9b-4-bs-battery-compatible-with-yamaha-400-yp400-majesty) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-18*