I decided to run out to the store to buy a hydrometer, but, by the time I got the bright idea, it was dark and the stores had all closed.
So, on my trusty computer, I googled to search for decent battery replacements.
What I did wrong was I didn't realize a seach for a "2002 BMW 525i battery" would NOT get the cheapest batteries!
Almost all the batteries were in the 150 dollar range!
What I 'should' have googled for was any decent battery of the following specifications:
Not knowing that, at the time, here's what I put into Pleiades' thread 'before' I realized my whole car-specific approach was wrong:
- Group 49 (aka DIN H8)
- or Group 95 (aka DIN H9)
- E39 (1997 - 2003) > Good Replacement Batteries for the e39?
Who'd have thought a car-specific search would be the wrong way to do it, but, I only realized that after the only two decently priced batteries that came of the search were:
Originally Posted by bluebee
Following your advice, and doing additional research (so others benefit from the results), I find these batteries are listed as fitting my 2002 BMWS 525i sedan:
Napa Auto Parts
- PB/Johnson Controls PJB
- $105+ 9% tax, Bosch 49-850B, 850CCA, 140 RESERVE MIN
- $155 + 9% tax, Bosch 94R730B, 730CCA, 140 RESERVE MIN
- $200 + 9% tax, PS Platinum 95R850PP, 950CCA, 110 RESERVE MIN
- $256 + 9% tax, Napa Legend International, BAT 7595R, 850 CCA, 190 min reserve
- $144 + 9% tax, Napa Legend International, BAT 7549, 900 CCA, 185 min reserve
- $235 + 9% tax, Napa Legend International, BAT 9849, 850 CCA, 170 min reserve
- $169+ 9% tax, Napa BAT 8449, 900 CCA, 185 min reserve
- $157 + 9% tax, Super Start 94REXTJ, 765 CCA, 140 AH reserve capacity
- $165 + 9% tax, Super Start 95R72J, 110 AH reserve capacity
- $155 + 9% tax, Duralast Gold 94R-DLG, 730 CCA, 140 min reserve capacity
- $167 + 9% tax, Duralast Gold 95R-DLG, 850 CCA, 110 min reserve capacity
- $125 + 9% tax, Duralast Gold H8-DLG, 760 CCA, 100 min reserve capacity
- (prices not available on the Firestone web site), Interstate Mega-Tron II (specs not available on the Firestone web site)
- (prices not available on the Firestone web site), Interstate Mega-Tron Plus (specs not available on the Firestone web site
Sites that failed to bring up any batteries for a 2002 BMW 525i:
- (no price on the web site) Rayovac Maximum SLI94RH7M, 790 CCA, no reserve listed [Replaces: 694RMF, MTPH7, SLI94R-LI, SLI94RH7-MERGE06252011]
- (no price on the web site) Rayovac Maximum SLI49H8M, 900 CCA, no reserve listed [Replaces: 649MF, MTP93, MTPH9, SLI49-LI, SLI49H8-MERGE06252011, TY25224]
- Walmart (the Walmart California sites brought up ZERO batteries!)
- Sears (they didn't have the right size)
- Target (nothing came up)
- Costco (they don't have the right size but that's not listed on their web site; it's listed here)
And, even then, the Duralast never showed up in that search (because, technically, it's the 'wrong' battery for the E39).
- $105 + 9% tax, Bosch 49-850B, 850 CCA, 140 reserve minutes (Pep Boys)
- $105 + 9% tax, Duralast 49-DL, 850 CCA, 150 minutes reserve capacity (Autozone)
Last edited by bluebee; 09-19-2011 at 05:49 AM.