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The number 3500310U2010
identifies a specific brake master cylinder for JAC J5 and J6 vehicles, a crucial component that converts pedal force into hydraulic pressure for braking, often made of aluminum and designed to OEM specs for proper fit and function, with aftermarket replacements available from suppliers like Dynamic Friction (part 355-31010). It's an important part to maintain, as failures lead to spongy pedals or brake loss, so regular checks for leaks and fluid contamination are key.
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3500310U2010 Master Cylinder Brake For JAC J6
Wuhu Compass Auto Parts Technology Co., Ltd.
https://www.compass-autoparts.com › 3500310u2010-m...
Wuhu Compass Auto Parts Technology Co., Ltd.
https://www.compass-autoparts.com › 3500310u2010-m...
KOMP provides advanced 3500310U2010 master cylinder brake for JAC J6 and other high quality auto brake parts for brake system,wholesale 3500310U2010 master ...
Brake Master Cylinder for JAC J5 & J6 - 3500310U2010
Alibaba.com
https://www.alibaba.com › ... › Other Auto Brake Parts
Alibaba.com
https://www.alibaba.com › ... › Other Auto Brake Parts
Brake Master Cylinder Suitable for JAC J5 J6 3500310U2010. Enjoy OEM standard size, semi-metallic material, and 6-month warranty. Shop now for reliable ...
$15.00Out of stock(96)
Auto Parts Brake Master Cylinder Suitable for JAC J5 J6 ...
Made-in-China.com
https://burui2023.en.made-in-china.com › ... › Brake
Made-in-China.com
https://burui2023.en.made-in-china.com › ... › Brake
Apr 29, 2024 — Auto Parts Brake Master Cylinder Suitable for JAC J5 J6 3500310u2010 ; Model NO. for JAC J5 J6 ; Type. Brake Cylinders ; Material. Semi-Metallic.Read more
$15.00In stockReview by MIC_BUYERFree delivery
JAC J5 J6 3500310U2010 Hydraulic Brake Master Cylinder
Alibaba.com
https://www.alibaba.com › product-introduction › Facto...
Alibaba.com
https://www.alibaba.com › product-introduction › Facto...
The JAC J5/J6 Brake Master Cylinder is a high-performance hydraulic component designed for precise braking control in commercial and passenger vehicles.
Dynamic Friction Company Brake Master Cylinder 355 ...
Amazon.com
https://www.amazon.com › Dynamic-Friction-Company...
Amazon.com
https://www.amazon.com › Dynamic-Friction-Company...
Direct Fit Installation: Engineered for your specific vehicle application to allow bolt-on replacement with no modifications required; compatible with factory ...
30-day returns
Auto Jac Master Cylinder Brake - Wholesale Truck Parts
Alibaba.com
https://m.alibaba.com › ... › Brake Cylinders
Alibaba.com
https://m.alibaba.com › ... › Brake Cylinders
Find high-quality auto Jac master cylinder brake parts for various Chinese trucks. Wholesale supplier of OEM and aftermarket components for smooth braking.
JAC Brake Master Cylinder Replacement,Wholesale ...
Wuhu Compass Auto Parts Technology Co., Ltd.
https://www.compass-autoparts.com › jac_c68
Wuhu Compass Auto Parts Technology Co., Ltd.
https://www.compass-autoparts.com › jac_c68
3500310U2010. Brake Master Cylinder 3500310U2010 For JAC J5 J6. High Quality Auto Spare Parts Brake Master Cylinder For JAC J5 J6 OEM 3500310U2010 · 3500600U8010.Read more
3500312U2010 Brake Master Cylinder /Brake Vacuum ...
AliExpress
https://www.aliexpress.com › item
AliExpress
https://www.aliexpress.com › item
3500312U2010 Brake Master Cylinder /Brake Vacuum Pump For JAC J5/JAC iEVA50. 5. US $26.52. Tax excluded, add at checkout if applicable. Service commitment.Read more
Brake master cylinder assembly for JAC Heyue OEM:3...
grandado.com
https://gbr.grandado.com › products › brake-master-cyl...
grandado.com
https://gbr.grandado.com › products › brake-master-cyl...
Brake master cylinder assembly for JAC Heyue OEM:350031U2010. SKU: AC-W5JYLMX1VXN. Price. £117.29.Read more
£117.29100-day returns
People also ask
How do you know if the brake master cylinder is bad?
Pedal Feel & Performance:
- Spongy/Soft Pedal: Feels mushy and requires more effort to stop.
- Pedal Sinks to Floor: The pedal slowly drops to the floor when held down (internal leak).
- Slow Pedal Return: The pedal doesn't spring back quickly after release.
- Reduced Stopping Power: The car takes longer to stop or feels unresponsive.
- Brake Drag: Pads may not disengage from rotors properly.
Fluid & Leaks:
- Visible Leaks: Fluid puddles under the car or around the master cylinder/booster.
- Contaminated Fluid: Dark, dirty fluid (black/brown) with specks or particles.
- Low Fluid Level: The reservoir level drops due to internal or external leaks.
Warning Lights:
- Brake Warning Light: Illuminates for low fluid or system issues.
- Check Engine Light: Can sometimes also come on.
Other Signs:
- Unusual Noises: Squealing or grinding sounds.
- Braking Skidding: Can cause vehicle instability when braking.
If you notice these symptoms, get your brakes inspected immediately, as a failing master cylinder compromises your ability to stop safely.
AI responses may include mistakes. Learn more
Are symptoms of air in brake lines the same as bad brake master cylinder?
Sep 16, 2018 — A bad master cylinder will cause the pedal to slowly creep more towards the floor when you press it (because it is lea...
Reddit ·
r/Cartalk
SYMPTOMS OF A BAD BRAKE MASTER CYLINDER
Aug 9, 2022 — and bring air inside the system air inside the brake system is what can cause a spongy brake pedal the fourth symptom i...
YouTube ·
EasyAutoFix
Symptoms Of A Bad Brake Master Cylinder
Aug 14, 2023 — when you release the brake pedal the pressure in the system decreases causing the brake calipers to release the brake ...
YouTube ·
Car Care Hacks
What are the Symptoms of a Failing Brake Master Cylinder?
Tech One Automotive
7 Hidden SYMPTOMS Of A Bad Brake Master Cylinder | Spongy Brakes ...
Dec 23, 2024 — in today's video we'll uncover the symptoms of a bad brake master cylinder that every car owner should know the primar...
YouTube ·
Pro Auto Tips
SYMPTOMS OF A BAD BRAKE MASTER CYLINDER
Aug 24, 2024 — you might see fluid on the ground or the parts internal leaks happen inside the master cylinder these leaks can cause ...
YouTube ·
FixIT
Signs of a Bad Master Cylinder - Bernardi Parts Acura
Bernardi Parts Acura
Do I Need Brake Master Cylinder Replacement? - EG Auto Center
Common Signs You Need Master Cylinder Replacement * A spongy feeling when stepping on the brakes. * The brake pedal doesn't sprin...
EG Auto Center
Signs of Master Cylinder that needs Brake Replacement!
Sep 25, 2012 — A master cylinder internal leak can cause a number of symptoms: * **Soft, squishy pedal** When you press down on the p...
Clausen Automotive
Brake master cylinder: function, failure symptoms, and replacement
Sep 18, 2025 — A defective brake master cylinder can cause the vehicle to skid when braking. It's important to replace the master cyl...
AUTODOC UK
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Which brake master cylinder do I need?
If the brake system is manual (no power booster), the master cylinder bore diameter should be less than 1 in., otherwise a very hard pedal will result. A power brake master cylinder will typically feature a larger bore diameter than a manual master cylinder.
Performance Perspectives: Master Cylinder Selection | MOTOR
MOTOR Information Systems
https://www.motor.com › magazine-summary › perform...
MOTOR Information Systems
https://www.motor.com › magazine-summary › perform...
Can a master cylinder be repaired?
Yes, you can rebuild a master cylinder using a repair kit with new seals and components, which is a common DIY fix for spongy brakes, but it requires careful cleaning, proper tools (like snap ring pliers), and thorough bench bleeding; however, if the cylinder bore is heavily rusted or scored from sitting too long, replacement with a new or remanufactured unit is often a better, more reliable choice.
When to Rebuild vs. Replace
- Rebuild:Good for minor leaks or internal seal failure on relatively new or well-maintained cylinders.
- Replace:Better if the cylinder has deep rust, pitting, or was left empty for an extended period, as these issues often damage the bore beyond seal repair.
Steps to Rebuild (General)
- Remove:Disconnect brake lines, electrical, and unbolt the master cylinder from the booster/firewall.
- Disassemble:Remove the reservoir, piston(s), springs, clips, and seals using appropriate tools (circlip pliers are key).
- Clean & Hone:Thoroughly clean the cylinder bore and hone it with a special kit and brake fluid until smooth and shiny.
- Assemble:Install new seals, springs, and components from the rebuild kit, lubricating rubber parts with fresh brake fluid.
- Bench Bleed:Mount the cylinder and use a bleed kit to push fluid through the ports back into the reservoir, removing all air before installation.
- Install:Reinstall on the vehicle and perform a full brake system bleed.
This video provides a complete guide on how to rebuild a brake master cylinder:
klowny1969
YouTube · Sep 30, 2021
Key Considerations
- Parts: Get a quality rebuild kit specific to your master cylinder.
- Tools: You'll need circlip pliers, flare nut wrenches, and a master cylinder hone.
- Patience: It's a detailed job; rushing can lead to re-leaks.
AI responses may include mistakes. Learn more
Master Cylinder Restoration/Rebuild - YouTube
Oct 8, 2021 — Finally another installment in the Cherokee XJ project. It's been on the back burner a bit since I've been busy trying ...
YouTube ·
Restoration Station
Can a brake master cylinder be repaired or does it have to be replaced?
Jul 17, 2023
Reddit ·
r/MechanicAdvice
How To Rebuild A Brake Master Cylinder
Sep 30, 2021 — welcome back guys this is Clown's Garage in this video I will be rebuilding a master cylinder. and this particular car...
YouTube ·
klowny1969
Brake Master Cylinder - rebuild or buy new? - KartPulse
Mar 27, 2023 — I don't have experience with this particular brand but most every European manufacturer uses their own design and most...
KartPulse - Presented by TBD
Rebuilding a front brake master cylinder - Team Ghetto Racing
Rebuilding a front brake master cylinder isn't necessarily the hardest thing in the world, but like doing brake calipers you need ...
Team Ghetto Racing
Master Cylinder Rebuild Kit #2020123 - TUFF STUFF Performance Accessories
The 2020123 is a brake master cylinder rebuild kit from Tuff Stuff Performance Accessories. The kit includes: * 1 in. bore * Seals...
Tuff Stuff Performance
How long does it take to fix a master cylinder? - Quora
Oct 17, 2020 — for most cars I've dealt with is probably a couple hours, but if you've never worked on a master cylinder it might tak...
Quora
How to Fix a Squishy Brake Pedal (Master Cylinder) - YouTube
Aug 27, 2021 — if your brake pedal feels squishy. and you've already bled the brake lines. it might be time for a new brake master cy...
YouTube ·
SIXSPEEDOFFICIAL
Rebuilding vs. Replacing Hydraulic Cylinders: What’s Best for Your Equipment?
Dec 2, 2024 — Rebuilding is usually ideal when there's only minor damage—like worn seals or a scratched rod—while the cylinder body r...
LinkedIn
AP Racing Master Cylinder Repair Kits
A P Racing master cylinder repair kits are a good option for reconditioning old or leaking master cylinders. They are a cheaper al...
RaceBrakes NZ
Hydraulic Cylinders: When to Repair, when to Replace? | ConEquip.com
Aug 31, 2024 — Repair or Replace? Repair: Minor issues like seal wear or small leaks can often be resolved by replacing seals or maki...
ConEquip
Show more
What is the difference between a 1 inch and 7 8 master cylinder?
A 1” master cylinder creates 127.4 PSI as compared to a 7/8” master cylinder which is 166.7 PSI based on your foot making 100 pounds of force at the master cylinder. It is important to consider that the smaller cylinder makes more pressure but the smaller bore will move less fluid.Aug 21, 2024
Master Cylinder Math - JOES Racing Products
JOES Racing Products
https://www.joesracing.com › master-cylinder-math
JOES Racing Products
https://www.joesracing.com › master-cylinder-math
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