-
Free Shipping
Orders $75 & Up
-
30-day Money Back
Guarantee*
-
100% Secure Online Shopping
SSL - Verified Merchant
Motobatt 12V 33AH Battery | 420CCA AGM | MBHD12H
✓ Exact YHD-12H Replacement | ✓ 420 Cold Cranking Amps | ✓ 33Ah Capacity | ✓ QuadFlex Technology
Trusted Battery Specialists Since 2010 12-Month Warranty Free Shipping Over $75
Get reliable starting power for your classic Harley-Davidson motorcycle with the MotoBatt MBHD12H AGM battery. As battery specialists since 2010, we provide exact replacement batteries with guaranteed compatibility. This 12V AGM battery delivers an impressive 420 Cold Cranking Amps and 33Ah capacity through revolutionary QuadFlex Technology that provides faster, more direct power delivery than conventional powersport batteries. Perfect for Harley-Davidson FL, FLH, and XLH Sportster models from 1965-1984.
✓ Guaranteed Compatibility
Exact replacement for YHD-12H with precise dimensions: 7.87" × 5.12" × 6.42"
✓ Superior Starting Power
420 CCA ensures reliable starts in demanding conditions and cold weather
✓ Complete Installation Kit
Includes stainless steel screws, threaded brass terminals, and spacers
✓ Maintenance-Free Design
Sealed AGM construction eliminates spills, leaks, and maintenance needs
Why Choose MotoBatt MBHD12H AGM Battery?
QuadFlex Technology Advantage:
Unlike standard powersport batteries, our proprietary QuadFlex system dramatically reduces the connection distance between cells and terminals. This means faster power delivery, improved cold weather starting, and reduced voltage drop for more consistent performance in your Harley-Davidson motorcycle.
This high-density AGM battery is specifically engineered for motorcycles, ATVs, snowmobiles, and utility vehicles. The versatile terminal configuration and comprehensive hardware kit ensure a perfect fit for multiple applications, including classic Harley-Davidson models from 1965-1984.
Complete Technical Specifications
| Specification | Value |
|---|---|
| Voltage | 12V |
| Capacity | 33 Amp Hours |
| Cold Cranking Amps | 420 CCA |
| Technology | AGM (Absorbent Glass Mat) |
| Length | 7.87" |
| Width | 5.12" |
| Height (with terminals) | 6.42" |
| Weight (with acid) | 23.81 lbs |
| Maximum Charge Rate | 1.3A |
| Terminal Type | Multi-configuration with included hardware |
| Warranty | 12-Month Replacement from Delivery Date |
| Replaces | YHD-12H |
Confirmed Harley-Davidson Compatibility
Harley-Davidson Models (Exact Fit Guaranteed):
- ✓ XLH Sportster Electric Start (1967-1978) - 1000cc
- ✓ FL, FLH Series Touring (1965-1977) - 1200cc
- ✓ FL, FLH Series Touring (1978-1984) - 1340cc (80ci)
Additional Compatible Applications:
- ✓ Ultranautics Wet Bike (1985-1986) - 800cc
- ✓ Any application requiring YHD-12H replacement
Key Performance Features
- ✓ Revolutionary QuadFlex Technology - Faster, more direct power flow to terminals
- ✓ Exceptional Cold Weather Performance - 420 CCA maintains starting power in low temperatures
- ✓ High-Capacity Design - 33Ah supports extended accessory use
- ✓ Versatile Terminal System - Multi-configuration design adapts to various applications
- ✓ Vibration Resistant Construction - Engineered for high-vibration powersport environments
- ✓ Sealed AGM Technology - No maintenance, spills, or leakage concerns
- ✓ Premium Hardware Package - Quality stainless steel and brass components included
- ✓ Compact Power Density - Maximum output in space-efficient design
Frequently Asked Questions
Is this the right battery for my Harley-Davidson?
This battery is an exact replacement for YHD-12H and fits the specific Harley-Davidson models listed above (1965-1984). The clearly specified dimensions ensure proper fitment. For additional compatibility questions, contact our battery specialists at 1-877-775-4381.
What makes QuadFlex Technology different from standard motorcycle batteries?
QuadFlex creates shorter electrical pathways between battery cells and terminals, resulting in faster power delivery, improved starting capability, and more consistent performance - especially important in cold weather and high-demand powersport situations.
Does this AGM battery require maintenance?
No maintenance required. The sealed AGM construction eliminates the need for water additions or acid level checks, and the completely sealed design prevents spills or leaks during installation or use.
How long will this battery last in my motorcycle?
With proper charging and storage, expect 3-5 years of reliable service in powersport applications. Factors affecting lifespan include usage patterns, charging practices, and storage conditions. Backed by our 12-month warranty.
Is the battery ready to install when it arrives?
Yes, ships fully charged and ready for immediate installation. For optimal performance, check charge level and provide a freshening charge if the battery has been stored for an extended period.
Warranty & Shipping Information
12-Month Replacement Warranty:
Every MotoBatt MBHD12H comes with a full 12-month replacement warranty from delivery date. As battery specialists since 2010, we stand behind every battery we sell.
Shipping Options:
- Orders over $75: FREE Ground Shipping
- Orders under $75: $8 Ground Shipping
- Expedited shipping options available at checkout
Upgrade Your Harley-Davidson's Performance Today
Don't compromise on starting reliability for your classic Harley-Davidson motorcycle. The MotoBatt MBHD12H delivers superior starting power, faster energy transfer, and enhanced performance in a maintenance-free package. Complete with all necessary installation hardware and backed by our 12-month warranty from delivery date.
As trusted battery specialists since 2010, we stand behind every MotoBatt battery we sell.