DEKA Intimidator 9A51RT Group 51R AGM Battery
Item #: SLA-9A51R   |    In Stock

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DEKA Intimidator 9A51RT Group 51R AGM Battery

Item #: SLA-9A51R   |  In Stock

Made in USA MADE IN THE USA!

Today's Price: $224.95
Made in USA MADE IN THE USA!
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Price: $224.95
Made in USA MADE IN THE USA!


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Product Specifications for DEKA Intimidator 9A51RT Group 51R AGM Battery

Specifications:
BM Part #: SLA-9A51R
Brand: Deka
Made In: U.S.A.
Voltage: 12 Volt
Cold Cranking Amps: 500 CCA
Capacity: 46 Ah
Type: AGM
Battery Size: Group 51R
Length: 9.31"
Width: 5.00"
Height: 8.63"
Shipping Weight: 31.50Lbs
Warranty: 30 Month
Features:
  • Made in the USA. Why it matters:
    • Superior craftsmanship; rigorously tested; high-quality parts.
  • The New 9A51RT Model: A direct upgrade and replacement for the popular 9A51R.
  • Tesla Model 3 & Y Ready: Specifically modified to fit the remote vent system of Tesla Model 3 and Model Y vehicles.
  • Superior Performance: Offers improved Cold Cranking Amps (500 CCA) for dependable starting power.
  • 20x Vibration Resistance: Tightly-packed AGM construction withstands extreme conditions and extends the battery's lifespan.
  • Dual Purpose Power: Provides both high starting power and enhanced cycling for vehicles with advanced electronics.
  • Maintenance-Free AGM: Spill-proof, sealed design requires no maintenance and can be installed in a variety of positions.
  • NOTE: Must use your existing vent tube for installation.

Product Description

Free Standard Shipping!

Order today and get free standard shipping on your DEKA Intimidator 9A51RT Group 51R AGM Battery. This offer is valid for the contiguous 48 states and requires a physical address for delivery.

DEKA 9A51RT Group Size 51R AGM Battery

The DEKA 9A51RT is the next generation of power for your vehicle. As a direct replacement and upgrade for the popular 9A51R, this Group Size 51R Absorbed Glass Mat (AGM) battery is engineered for superior starting power, high reserve capacity, and a longer, more reliable service life. The 9A51RT is also an excellent fit for any vehicle requiring a Group 51R battery, offering unmatched reliability and performance for cars, trucks, and SUVs.

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Frequently Asked Questions

What's the difference between the new 9A51RT and the old 9A51R battery?

A: The new 9A51RT battery is a direct upgrade to the 9A51R model. It features a newly designed cover with a modified remote vent system, making it compatible with vehicles like the Tesla Model 3 and Model Y. It also offers enhanced performance, including better CCA and superior vibration resistance.

Can I use this battery as a replacement in a non-Tesla vehicle that requires a Group 51R battery?

A: Yes. While the new vent system was designed for Tesla vehicles, the 9A51RT is a universal Group 51R battery. Its dimensions, post positions, and superior performance make it an ideal fit for any vehicle that requires a Group 51R AGM battery.

What does "AGM" stand for and what are its benefits?

A: AGM stands for Absorbed Glass Mat. In an AGM battery, the electrolyte is held in fiberglass mats rather than free-flowing liquid. This design makes the battery completely sealed and spill-proof, more resistant to vibration, and provides a longer service life with higher cranking power than traditional flooded batteries.

What is the warranty on this battery?

A: This battery is backed by a 30 Month Free Replacement manufacturer's warranty, ensuring you have peace of mind and reliable performance from your purchase. Be sure to retain your receipt and follow the manufacturer’s warranty guidelines when submitting a claim.

What type of charger should I use with the DEKA 51R battery?

A: Use a smart 12-volt charger or maintainer with a setting specifically designed for AGM batteries. An AGM-compatible charger will control voltage throughout the charging process, which helps prevent overcharging. Avoid older, uncontrolled chargers that may deliver excessive voltage and damage a sealed AGM battery.

Can I install the DEKA 9A51RT myself?

A: It depends on the vehicle and the battery’s location. Before beginning, review the manufacturer’s replacement protocols and make sure the vehicle is safely powered down. Vehicles with remotely mounted batteries, vent tubes, battery monitoring systems, or specialized low-voltage procedures may be better serviced by a qualified technician.

Cross Reference & Compatibility

The DEKA Intimidator 9A51RT Group 51R AGM Battery has been cross-referenced to be compatible with or replace these OEM part numbers and models:
51R-450
551RMF
70RC
9A51RT
MAR-51R-450
OEM
  • Altrom Auto Group 9A51RT
  • Altrom Group 9A51RT
  • Blains Farm & Fleet 51RAGMS
  • Bosch S6594B
  • Canadian Tire Retail ELU51R
  • Deka 9A51RT
  • DURACELL AGM51RT
  • Federated AP51RT
  • Fisher AP51RT
  • Mayasa AMP-AP51R
  • Monro Duracell AGM51RT
  • MotoMaster ELU51R
  • NAPA 9851RT
  • NAPA Canada 51RT-9AGM
  • Parts Master AP51RT
  • Pow-R-Surge 9A51RT
  • PRO-SERIES MPA51R
  • SuperStart 51RTPLT
  • Valvoline 51RAGM-V
  • WORLD SOURCEONE 51RTAGM
  • YearsMakeModelEngine
  • 2007 - 2011AcuraCSXL4 2.0L
  • 1997 - 2000AcuraELL4 1.6L
  • 2013 - 2015AcuraILXL4 2.0L
  • 2013 - 2018AcuraILXL4 2.4L
  • 1994 - 2001AcuraIntegraL4 1.8L
  • 2002 - 2006AcuraRSXL4 2.0L
  • 2004 - 2014AcuraTSXL4 2.4L
  • 1968 - 1972AustinAmericaL4 1.3L
  • 1950 - 1952AustinAtlanticL4 2.7L
  • 1956 - 1959Daimler104L6 3.5L
  • 1956 - 1959Daimler4.5-LiterL6 4.6L
  • 1958EdselBermudaV8 5.9L
  • 1958EdselRoundupV8 5.9L
  • 1959EdselVillagerV8 4.8L
  • 1958EdselVillagerV8 5.9L
  • 1959 - 1961Fiat500L2 0.5L
  • 1947 - 1954Fiat500L4 0.6L
  • 1957 - 1961Fiat600L4 0.6L
  • 1958FordClubL6 3.6L
  • 1958FordClubV8 4.8L
  • 1958FordClubV8 5.4L
  • 1958FordClubV8 5.8L
  • 1958FordClubV8 5.9L
  • 1958FordCountry SedanV8 5.4L
  • 1956 - 1957FordCountry SquireL6 3.6L
  • 1956 - 1957FordCountry SquireV8 4.4L
  • 1956 - 1958FordCountry SquireV8 4.8L
  • 1956 - 1957FordCountry SquireV8 5.1L
  • 1958FordCountry SquireV8 5.4L
  • 1958FordCountry SquireV8 5.8L
  • 1956 - 1957FordCourier Sedan DeliveryL6 3.6L
  • 1956 - 1957FordCourier Sedan DeliveryV8 4.4L
  • 1957 - 1958FordCourier Sedan DeliveryV8 4.8L
  • 1957 - 1958FordCourier Sedan DeliveryV8 5.8L
  • 1957FordCustomL6 3.6L
  • 1957FordCustomV8 4.4L
  • 1957FordCustom 300L6 3.6L
  • 1957FordCustom 300V8 4.4L
  • 1957FordCustom 300V8 5.1L
  • 1958FordCustom 300V8 5.4L
  • 1956FordCustomlineL6 3.6L
  • 1956FordCustomlineV8 4.4L
  • 1956FordCustomlineV8 4.8L
  • 1956FordCustomlineV8 5.1L
  • 1957 - 1958FordDel Rio WagonV8 4.8L
  • 1957FordDel Rio WagonV8 5.1L
  • 1958FordDel Rio WagonV8 5.4L
  • 1958FordDel Rio WagonV8 5.8L
  • 1956 - 1958FordF-250All
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  • 1956 - 1958FordF-250V8 4.4L
  • 1957 - 1958FordF-250V8 4.8L
  • 1957 - 1958FordF-250V8 5.8L
  • 1956 - 1958FordF-350All
  • 1956 - 1958FordF-350L6 3.6L
  • 1956 - 1958FordF-350V8 4.4L
  • 1957 - 1958FordF-350V8 4.8L
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  • 1963 - 1964FordFairlaneL6 2.8L
  • 1964FordFairlaneL6 3.3L
  • 1958FordFairlaneL6 3.6L
  • 1957 - 1958FordFairlaneL6 3.7L
  • 1957FordFairlaneV8 4.4L
  • 1957FordFairlaneV8 4.5L
  • 1957 - 1958FordFairlaneV8 4.8L
  • 1957FordFairlaneV8 5.1L
  • 1958FordFairlaneV8 5.4L
  • 1956FordMainlineV8 4.8L
  • 1956FordMainlineV8 5.1L
  • 1962FordP-100L6 2.4L
  • 1962FordP-100L6 2.8L
  • 1962FordP-100L6 3.6L
  • 1958FordRanch WagonV8 5.4L
  • 1957 - 1958FordRancheroL6 3.7L
  • 1957 - 1958FordRancheroV8 4.8L
  • 1957 - 1958FordRancheroV8 5.8L
  • 1958FordSkylinerV8 4.8L
  • 1958FordSkylinerV8 5.4L
  • 1958FordSkylinerV8 5.8L
  • 1963FordSprintL6 2.8L
  • 1958FordSunlinerV8 4.8L
  • 1958FordSunlinerV8 5.4L
  • 1958FordSunlinerV8 5.8L
  • 1958FordThunderbirdV8 4.8L
  • 1958FordThunderbirdV8 5.4L
  • 1958FordVictoriaV8 4.8L
  • 1958FordVictoriaV8 5.4L
  • 1958FordVictoriaV8 5.8L
  • 1969 - 1972Honda600L2 0.6L
  • 2003 - 2017HondaAccordL4 2.4L
  • 2003 - 2005HondaCivicL4 1.3L
  • 2016 - 2020HondaCivicL4 1.5L
  • 1992 - 1995HondaCivicL4 1.5L
  • 1992 - 2000HondaCivicL4 1.6L
  • 2006 - 2015HondaCivicL4 1.8L
  • 2002 - 2011HondaCivicL4 2.0L
  • 2016 - 2020HondaCivicL4 2.0L
  • 2012 - 2015HondaCivicL4 2.4L
  • 1993 - 1995HondaCivic Del SolL4 1.5L
  • 1993 - 1997HondaCivic Del SolL4 1.6L
  • 2012 - 2013HondaCrosstourL4 2.4L
  • 2017 - 2019HondaCR-VL4 1.5L
  • 1997 - 2001HondaCR-VL4 2.0L
  • 2002 - 2019HondaCR-VL4 2.4L
  • 2003 - 2011HondaElementL4 2.4L
  • 2019 - 2020HondaInsightL4 1.5L
  • 1985HyundaiStellarL4 1.6L
  • 1953 - 1958LanciaAppiaV4 1.1L
  • 1950 - 1953LanciaAureliaV6 1.8L
  • 1950 - 1956LanciaAureliaV6 2.0L
  • 1953 - 1956LanciaAureliaV6 2.3L
  • 1953 - 1958LanciaAureliaV6 2.5L
  • 1957 - 1958LanciaFlaminiaV6 2.5L
  • 2006 - 2008LexusRX400HV6 3.3L
  • 1956 - 1957LincolnCapriV8 6.0L
  • 1958 - 1959LincolnCapriV8 7.0L
  • 1958 - 1960LincolnContinentalV8 7.0L
  • 1960LincolnLincoln SeriesV8 7.0L
  • 1956 - 1957LincolnMark IIV8 6.0L
  • 1956 - 1957LincolnPremierV8 6.0L
  • 1958 - 1960LincolnPremierV8 7.0L
  • 2006 - 2019MazdaMX-5L4 2.0L
  • 2006 - 2019MazdaMX-5 MiataL4 2.0L
  • 1958 - 1962Mercedes-Benz300DL6 3.0L
  • 1956MercuryMedalistV8 5.1L
  • 1958MercuryMedalistV8 5.1L
  • 1957MercuryTurnpike CruiserV8 6.0L
  • 1970 - 1974MGMidgetL4 1.3L
  • 1975 - 1977MGMidgetL4 1.5L
  • 1997MitsubishiMirageL4 1.5L
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  • 2011 - 2015NissanLeafAll
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  • 2012 - 2019NissanVersaL4 1.6L
  • 2007 - 2012NissanVersaL4 1.8L
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  • 1972 - 1974RenaultR15L4 1.6L
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  • 1963 - 1967RenaultR8L4 1.0L
  • 1963 - 1967RenaultR8L4 1.1L
  • 1959 - 1966Saab95L3 0.8L
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  • 1961 - 1962SaabGT750L3 0.7L
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  • 2017 - 2022Telsa Model 3Remote Vent System
  • 2020 - 2022Telsa Model YRemote Vent System
  • 1968 - 1969ToyotaCoronaL4 1.1L
  • 1967ToyotaCoronaL4 1.9L
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  • 2006 - 2010ToyotaHighlanderV6 3.3L
  • 2000 - 2005ToyotaMR2 SpyderL4 1.8L
  • 1975 - 1982TriumphTR7L4 2.0L

Customer Reviews

3 Reviews | 5.0 out of 5
5 stars (3)
4 stars (0)
3 stars (0)
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1 star (0)
100%
Would recommend this product.
What our Customers are saying
Battery for Lawn Tractor
August 8, 2026
by on August 8, 2026

Battery was exactly as described. I have had the battery less than a month and it has performed well. It starts the diesel tractor engine easily (much better than the previous battery) and it seems to charge well. The real test is whether I will see better than average life from this design. A lawn tractor is a high vibration environment, so I selected this battery for its stated capability to endure such an environment better than most.

Diesel Tractor Owner
Pasco, WA
Would recommend to a friend?
Yes
Great service
Apr23l 6, 2026
by on Apr23l 6, 2026

Great service and shipping! I received my new battery as ordered in good time and packaging. I sure will consider Battery Mart on my next battery purchase!

Seatown Rich
Seattle
Would recommend to a friend?
Yes
great battery
May 28, 2024
by on May 28, 2024

love this company its the 3rd time i have used them batteries come full charged fast shipping as well

whodat817
Would recommend to a friend?
Yes