AJC Battery Compatible with Arctic Cat T660 Turbo ST 660CC - Reliable

In this review the AJC Replacement Battery for the Arctic Cat T660 Turbo ST 660CC (2005-2006) is evaluated as a straightforward, rugged swap-in for older snowmobiles that need dependable starting power. The bottom line: this battery is for owners who want increased cranking capacity and a durable, maintenance-friendly unit without fuss. It stands out because it delivers a stated 350 CCA in a form factor and terminal layout built to replace common 24HL-style batteries, making it a practical choice for riders who need a reliable replacement that fits and performs.

Key Features

• Direct Replacement: Designed to replace YTX24HL-BS and many equivalent 24HL variants so it fits Arctic Cat T660 models from 2005-2006 without modification.
• Higher Cranking Power: Rated at 350 CCA, it provides stronger starts in cold conditions compared with weaker or aging batteries.
• Rugged Construction: Built for powersport use with tougher casing and internal construction to withstand vibration on snowmobile trails.
• Polarity and Terminal Compatibility: Comes with -/+ polarity and Terminal I layout for compatibility with original battery connections and clamps.
• Maintenance-Friendly Design: As a powersport replacement battery it is intended to be a low-maintenance swap that frees riders from frequent servicing.

Who It's For

This battery is best for Arctic Cat T660 Turbo owners from the 2005-2006 model years who need a reliable replacement and want improved starting performance over older batteries. Riders who frequently face cold starts or who use electrics on extended rides will appreciate the 350 CCA rating and rugged build.

It is not aimed at users who require a battery with a different terminal layout or polarity, or those who need a specialized OEM-branded part for warranty reasons; if exact original-label matching is essential, a factory-labeled unit may be preferred.

Pros & Cons

Pros

• Higher cranking amps for dependable cold starts and improved reliability.
• Broad compatibility with many YTX24HL-style part numbers simplifies replacement choices.
• Rugged construction suited to powersport vibration and trail conditions.

Cons

• Not an OEM-branded Arctic Cat battery, which may concern owners seeking factory-labeled replacements.
• Limited to the specific polarity and terminal type listed; verify fit before ordering.

Specifications

Brand	AJC
Compatible Models	Arctic Cat T660 Turbo ST 660CC (2005-2006)
CCA	350
Polarity	-/+
Terminal	Terminal I
AJC Model	AJC-PS-ATX24HL

Our Verdict

The AJC replacement battery is a solid value for T660 owners who need dependable starting power and broad compatibility with 24HL-style batteries. Its 350 CCA rating and rugged construction make it a practical upgrade over aged batteries, and for most riders it represents a cost-effective, maintenance-friendly choice that gets the sled back on the trail without complications.

Frequently Asked Questions

Will this battery fit my Arctic Cat T660 from 2005?
Yes, it is designed to be a direct replacement for Arctic Cat T660 Turbo ST 660CC models from 2005-2006 that use YTX24HL-style batteries, but check terminal orientation and dimensions to confirm fit.

What does 350 CCA mean for cold starts?
350 Cold Cranking Amps means the battery provides stronger starting current in cold conditions, improving the likelihood of reliable starts on cold mornings.

Is this a sealed maintenance-free battery?
The product is offered as a powersport replacement designed for low maintenance and rugged use; follow manufacturer guidance for charging and storage.