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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
B&M Steel SFI Certified Flexplate - Mopar A904 - 10239Overview: As performance levels increase, an O. E. style flexplate just won't cut it and a stronger option is a necessity to prevent transmission and or converter failure. B&M has you covered with our high performance flexplate designed for 1971 1992 Chrysler, Dodge and Plymouth 360ci (externally balanced) V8 engines with A904 transmission. Features include high tensile strength steel construction to resist elongation and cracking, 10. 00 inch bolt
Overview:
As performance levels increase, an O.E. style flexplate just won't cut it and a stronger option is a necessity to prevent transmission and/or converter failure. B&M has you covered with our high performance flexplate designed for 1971-1992 Chrysler, Dodge and Plymouth 360ci (externally balanced) V8 engines with A904 transmission. Features include high tensile strength steel construction to resist elongation and cracking, 10.00-inch bolt pattern and comes with SFI 29.1 safety certification insuring the ultimate in safety and performance. The assembly is then Zinc plated and treated with a Chromate Conversion Coating for added corrosion resistance and durability. B&M SFI approved flexplates are ideal for extreme duty race applications as well as street cars, tow vehicles or other vehicles needing the added protection and toughness that B&M has been delivering since 1953.
Features:
- NHRA and IHRA Legal For All Classes
- Includes SFI Certification Sticker
- Ideal For Street Applications
- Zinc Plated Chromate Finish
- To Extreme Duty Racing
- Proven B&M Quality
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 1982 - 1983 | Plymouth | PB350 | 360/5.9 V8 | |
| 1975 | Plymouth | Road Runner | 360/5.9 V8 | |
| 1975 - 1981 | Plymouth | Trailduster | 360/5.9 V8 | |
| 1976 | Plymouth | Valiant | 360/5.9 V8 | |
| 1976 - 1980 | Plymouth | Volare | 360/5.9 V8 | |
| 1971 - 1972 | Dodge | P200 | 360/5.9 V8 | |
| 1971 - 1972 | Dodge | P300 | 360/5.9 V8 | |
| 1976 - 1980 | Dodge | Aspen | 360/5.9 V8 | |
| 1975 - 1980 | Dodge | B200 | 360/5.9 V8 | |
| 1981 - 1992 | Dodge | B250 | 360/5.9 V8 | |
| 1975 - 1980 | Dodge | B300 | 360/5.9 V8 | |
| 1978 | Chrysler | LeBaron | Base | 360/5.9 V8 |
| 1978 | Chrysler | LeBaron | Medallion | 360/5.9 V8 |
| 1979 | Chrysler | LeBaron | 360/5.9 V8 | |
| 1977 - 1980 | Chrysler | New Yorker | 360/5.9 V8 | |
| 1978 - 1979 | Chrysler | Town & Country | 360/5.9 V8 | |
| 1981 - 1989 | Dodge | B350 | 360/5.9 V8 | |
| 1975 - 1980 | Dodge | CB300 | 360/5.9 V8 | |
| 1975 - 1978 | Dodge | Charger | 360/5.9 V8 | |
| 1975 - 1976 | Dodge | Coronet | 360/5.9 V8 | |
| 1981 - 1986 | Dodge | D150 | 360/5.9 V8 | |
| 1981 - 1986 | Dodge | D250 | 360/5.9 V8 | |
| 1981 - 1986 | Dodge | D350 | 360/5.9 V8 | |
| 1975 | Dodge | Dart | Sport 360 | 360/5.9 V8 |
| 1976 | Dodge | Dart | Base | 360/5.9 V8 |
| 1976 | Dodge | Dart | Swinger | 360/5.9 V8 |
| 1978 | Dodge | Diplomat | Base | 360/5.9 V8 |
| 1978 | Dodge | Diplomat | Medallion | 360/5.9 V8 |
| 1979 | Dodge | Diplomat | 360/5.9 V8 | |
| 1978 - 1979 | Dodge | Magnum | 360/5.9 V8 | |
| 1980 | Dodge | Mirada | 360/5.9 V8 | |
| 1975 - 1978 | Dodge | Monaco | 360/5.9 V8 | |
| 1975 - 1977 | Dodge | Royal Monaco | 360/5.9 V8 | |
| 1979 - 1980 | Dodge | St. Regis | 360/5.9 V8 | |
| 1981 - 1986 | Dodge | W150 | 360/5.9 V8 | |
| 1981 - 1986 | Dodge | W250 | 360/5.9 V8 | |
| 1975 | Plymouth | Duster | 360 | 360/5.9 V8 |
| 1976 | Plymouth | Duster | 360/5.9 V8 | |
| 1975 - 1977 | Plymouth | Fury | Base | 360/5.9 V8 |
| 1975 | Plymouth | Fury | Custom | 360/5.9 V8 |
| 1975 - 1977 | Plymouth | Fury | Sport | 360/5.9 V8 |
| 1975 | Plymouth | Fury | Custom Suburban | 360/5.9 V8 |
| 1975 - 1977 | Plymouth | Fury | Sport Suburban | 360/5.9 V8 |
| 1975 - 1977 | Plymouth | Fury | Suburban | 360/5.9 V8 |
| 1976 - 1977 | Plymouth | Fury | Salon | 360/5.9 V8 |
| 1975 | Plymouth | Gran Fury | Base | 360/5.9 V8 |
| 1975 | Plymouth | Gran Fury | Custom | 360/5.9 V8 |
| 1975 | Plymouth | Gran Fury | Sport | 360/5.9 V8 |
| 1975 | Plymouth | Gran Fury | Brougham | 360/5.9 V8 |
| 1980 | Plymouth | Gran Fury | 360/5.9 V8 |
Specs:
| Balance | External |
|---|---|
| Brand | B&M |
| California Proposition 65 Chemical Name | Cadmium and cadmium compounds |
| California Proposition 65 Required | Yes |
| Crankshift Bolt Hole Count | 6 |
| Dual Pattern | No |
| Emission Code | 5 |
| IHRA Legal | Yes |
| NHRA Legal | Yes |
| Outside Diameter (in) | 10.84 |
| Product Type | Automatic Transmission Flexplate |
| Ring Gear | No |
| SFI Approved | Yes |
| SFI Certification | 29.1 |
| SFI Certification Sticker | Included |
| Warning | California Proposition 65 |
| Weight (lb) | 4 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.9 ★★★★★
Based on 608 reviews
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Product Reviews
★★★★★ 5
Best no-show socks ever!
Size: 6-10, Color: Black
If you're tired of wearing socks that slip off and show in your sneakers, then you need to try these amazing socks! They are designed to stay in place, even after being active all day. They are incredibly soft and comfortable, and they are truly no-show, so you won't see them at all. I've been using these socks for years and have never had any issues. In fact, I love them so much that I've bought multiple packs, and my family members have started using them too. Don't waste any more time with those annoying socks that slip off and show - give these a try and you won't be disappointed!
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Reviewed in the United States on April 16, 2024
★★★★★ 5
The best
Size: 9-11, Color: Black
Seriously the best non slip low cut socks you can find. They stay in place all day and I love the fabric. They are thin which I prefer. These are really the only socks I wear.
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Reviewed in the United States on March 27, 2026
★★★★★ 5
Great socks for the price!
Size: 6-10, Color: Black, Size: 6-10, Color: Black
I love these socks, they are perfect no shows but the material is thick enough for toes not too go thru. The grip is perfect and keeps the sock in place all day. I would definitely order true to size as the fit was perfect. I was surprised to find these socks at the price I did, especially when I got the socks in both black and white.
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Reviewed in the United States on December 9, 2025
★★★★★ 5
Best non-slip no show sock!
Size: 6-10, Color: Black
I love these socks! I wear them mostly with my slip on vans. The are thin so your feet can breathe (I hate thick socks). They have a grip on the heal so that they don't slip off of your feet, and it actually works! My only negative about these socks would be that if you have bigger than a size 8 foot, I would not purchase them because they do run a bit small. I wear a size 7 and they fit perfectly! They do look very tiny upon unpacking, but they stretch to the according size. I would also recommend letting them air dry after washing them and not putting them in the dryer. The first pair I purchased, I made the mistake of drying them and they shrank to an unbelievably small size. I've had my second set of socks for over 4 months now and have not had any problems since Ive been air drying them. I have not encountered any problems with them tearing as other have stated. Even though these are thin socks, they seem to be made quite well in my opinion.
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Reviewed in the United States on December 5, 2022
★★★★★ 5
I buy these again and again through the years!
Size: Medium, Color: Austin Brown Assorted (6-pairs)
Love these. After a year or two I wear holes in the bottoms because I wear them so much. Worth the little bit higher price because of the fit and comfort. Love how they are truly no show
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Reviewed in the United States on October 18, 2025