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Description
Ultima | Rear Brake Wheel Cylinder LHS F/U Single Tyre | Dyna BU6# BU100 1985–1999 | JB3156Ultima Rear Brake Wheel Cylinder LHS F U (JB3156) for Toyota Dyna BU6# & BU100 Single Rear Tyre 19851999 This Ultima Rear Brake Wheel Cylinder (JB3156) is designed as a high quality, direct OE replacement for the Rear Left Hand Side (LHS) of specific Toyota Dyna light truck models equipped with **Single Rear Tyres (SRW)**. This part is the **Front Upper (F U) or Leading Shoe** cylinder. It fits the Dyna BU6# series (January 1985 to December 1988) and
Ultima Rear Brake Wheel Cylinder LHS F/U (JB3156) for Toyota Dyna BU6# & BU100 Single Rear Tyre 1985–1999
This Ultima Rear Brake Wheel Cylinder (JB3156) is designed as a high-quality, direct OE replacement for the Rear Left-Hand Side (LHS) of specific Toyota Dyna light truck models equipped with **Single Rear Tyres (SRW)**. This part is the **Front/Upper (F/U) or Leading Shoe** cylinder. It fits the Dyna BU6# series (January 1985 to December 1988) and the BU100 series (July 1995 to May 1999). It is crucial to confirm your vehicle uses single rear tyres, as dual-tyre models may require a different part. This cylinder is a vital component in the rear drum brake system, converting hydraulic pressure into the necessary stopping force required by the brake shoes to ensure safe and dependable performance under load.
Features & Benefits:
- Direct Fit OE Replacement: Designed to match the fit, form, and function of the original equipment wheel cylinder on the LHS Leading Shoe position.
- Single Rear Tyre Specific: Correct fitment for Dyna models that are not dual-rear-wheel (DRW).
- Heavy-Duty Construction: Built for durability and dependable braking performance in light commercial use.
- Reliable Braking: Ensures accurate hydraulic pressure transfer for consistent and responsive drum braking performance.
- Position Specific: Designed exclusively for the Rear Left-Hand Side (LHS), Leading/Upper Shoe.
- Complete Unit: Supplied ready to install with pistons, seals, and boots.
Technical Specifications
- Brand: Ultima
- Part Number (SKU): JB3156
- Type: Brake Wheel Cylinder
- Position: Rear Left-Hand Side (LHS) F/U (Leading/Upper Shoe)
- Vehicle Model: Toyota Dyna
- Series: BU6#, BU100
- Tyre Configuration: Single Rear Tyres only
- Years: 1985–1999 (Specific ranges apply per series)
- Use: Light Truck
Vehicle Fitment Information
| Make | Model | Series | Years | Position |
|---|---|---|---|---|
| Toyota | Dyna (Single Rear Tyre) | BU6# | 1985–1988 | Rear Left (LHS) F/U |
| Toyota | Dyna (Single Rear Tyre) | BU100 | 1995–1999 | Rear Left (LHS) F/U |
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4.9 ★★★★★
Based on 173 reviews
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Product Reviews
★★★★★ 5
Long lasting dog treat
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
My dog absolutely loved this stuffed shin bone—it kept her occupied way longer than most treats, which is always a win. It’s a great option when you need something that will actually hold their attention.
What I Loved:
• Long-lasting chew compared to typical treats
• The stuffing inside keeps dogs interested and engaged
• Helps with boredom and keeps them busy
• Once finished, the bone can be reused with other fillings
One Small Con:
• It can get a little messy depending on how your dog chews, so it’s best to give it in an easy-to-clean area
Who It’s Best For:
Perfect for medium to strong chewers or dogs that need something to keep them occupied for a while.
Final Verdict:
This is a great value and a go-to for keeping dogs entertained. I’d definitely recommend it if you’re looking for a longer-lasting treat that your dog will actually stick with! 🐾
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Reviewed in the United States on April 11, 2026
★★★★★ 5
🦴 The Ultimate Distraction: A Must-Have for Power Chewers!
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
Finding a chew toy that can withstand my 70-pound "House Hippo" (an expert-level destructor) for more than ten minutes felt impossible, until we discovered these stuffed shin bones. These treats are an absolute game-changer for long-lasting entertainment, durability, and distraction.
Exceptional Durability and Value:
The bone itself is thick, natural, and surprisingly sturdy. Unlike processed chews that crumble or get demolished instantly, these last for days of chewing. The value is tremendous because they provide two phases of entertainment: first, the intense effort of licking out the filling, and second, the satisfying work of chewing the bone itself afterward.
Irresistible Appeal (Peanut Butter/Cheese Filling):
The filling is the secret weapon! My dog goes absolutely wild for the flavor. The filling is firmly packed inside, which means he has to spend a significant amount of time actively working to get every last bit. This intense focus buys me hours of peace and quiet, which is invaluable. On top of that, they offer good nutrition!
Less Mess, More Fun:
I appreciate that these bones are relatively neat. They don't leave greasy residue all over the carpet like some marrow bones, and the durable exterior means minimal splintering (though, as with any bone, supervision is required). They satisfy my dog's natural chewing instinct while promoting dental health by scraping against his teeth as he works the chew.
Final Verdict:
If you have an aggressive chewer who needs a serious, long-lasting treat that is both entertaining and structurally sound, look no further. These stuffed bones deliver on their promise and are now a staple in our dog treat rotation!
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Reviewed in the United States on October 4, 2025
★★★★★ 5
Still Going Strong Months Later
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
These stuffed chew bones have been amazing for my dogs. Even months later, they’re still happily chewing on them, and that says a lot since they’re aggressive chewers. The bacon and cheese filling keeps them interested, and the bones themselves are durable enough to handle their chewing without falling apart.
After all this time, the chews are still holding up and my dogs love them every time. They keep my dogs busy, help with dental care, and are definitely worth having on hand for large dogs who love to chew. Durable, tasty, and long-lasting—can’t ask for more.
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Reviewed in the United States on February 10, 2026
★★★★★ 5
Long lasting
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
These are the longest lasting bones I have ever purchased. But if you don't want a heavy bone that makes noise when dropped this is not for you. They go sliding across my floor as they are being tossed around and played with. But they love them and they have lasted for months. I am glad they are not as expensive as others. To many things are over priced. Dogs love them.
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Reviewed in the United States on May 14, 2026
★★★★★ 4
Arrived on time and as described
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
It is perfect for my 120 lb dog. He did give up after 6 hours of trying to get the “stuffing” out. The bone held up to his chewing. He loved it!
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Reviewed in the United States on January 14, 2026