What is the warranty period?

We provide a 6-month warranty and after-sales service.

What is the effective piston area of the service section?

The '30' designation indicates a 30 square inch effective piston area.

What is the main material of the brake chamber?

The brake chamber is constructed from high-quality steel.

T3030 Double Diaphragm Spring Brake Chamber for Semi Trailer Parts

Name: T3030 Double Diaphragm Spring Brake Chamber for Semi Trailer Parts
Brand: Zibo Jizhou Trading Co., Ltd.
SKU: 1968112392

Shandong, ChinaZibo Jizhou Trading Co., Ltd.

US$12.00-14.00

100 Sets

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

6month

Warranty

6month

Model NO.

T 3030

Type

3030dd Brake Chamber Used for Trailer Truck

Load Capacity

Truck Part Spring Brake T24 Brake Chamber T30/30dd

Certification

ECE, GCC, CE, ISO9001, DOT, CCC, ISO/TS16949

Grade

Heavy Duty

Types of Suspension Systems

T24 Brake Chamber Used for Trailer Truck

Axle Number

Tire Number

Self-dumping

Not Self-dumping

ABS Anti-lock Braking System

No ABS Anti-lock Braking System

Material

Steel

Condition

New

Transport Package

Standard Plywood Carton

Specification

3030DD

Trademark

ZBJZ

Origin

Shandong China

Production Capacity

1000 Set/Sets / Month

Key features

Dual-Diaphragm Design: Combines service and spring brake chambers for normal, parking, and emergency braking.

Comprehensive Certifications: Meets ECE, GCC, CE, ISO9001, DOT, CCC, and ISO/TS16949 standards.

Heavy Duty Grade: Designed for robust performance in commercial semi-trailer applications.

OEM and ODM Support: Customization available from samples with dedicated engineering support.

Fast Lead Time: Production completed within 15 workdays during peak and off-peak seasons.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Low MOQ: Minimum Order Quantity is 1 unit, suitable for small-scale procurement.

6-Month Warranty: Includes 6-month after-sales service and warranty coverage.

Company profile

High Repeat Buyers ChoiceFast DeliveryImporters and Exporters

Zibo Jizhou Trading Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is a small limited company and trade company focused on auto parts, with nine employees and a 76.0 m² manufacturing plant. Its product scope includes trailer axles, leaf springs, slack adjusters, landing gears/jacks, brake components, suspension assemblies, and fifth wheels. It reports OEM service for well-known brands, ODM availability, sample-based customization, and 90% export sales. Production information lists annual capacities for several products, but quality-control test equipment is recorded as zero and raw-material traceability is unknown. No new products were launched in the past year, and the supplier lacks overseas showrooms, agents or branches, and offline trade-show participation. Written procedures and records exist for supplier-service assessment, corrective/preventive actions, and customer complaints. Certification holdings, customer cases, and detailed financial performance are not sufficiently evidenced.

After-Sales capabilityThe supplier has a clear procedure and followed records for handling customer complaints, which supports an established complaint-response process. However, it reports no overseas showroom, overseas agent or branch, or offline trade-show participation, and serves zero stated overseas service countries; the broader after-sales service network is therefore limited or not demonstrated.

R&D capabilityThe supplier reports no new products in the past year, no SDK availability, and no status as a professional technical supplier. It has one R&D engineer assigned to new-product design and product improvement, and offers ODM services, but the evidence does not establish strong recent innovation output.

Production capacityAnnual productivity is stated for multiple products, including axles, brake shoes, brake pads, brake chambers, and slack adjusters, and the supplier lists a manufacturing plant. However, quality-control test equipment is recorded as zero, while quality assurance and traceability statuses are unknown, so production scale is evidenced but production-control capability is a material concern.

Customization capabilityThe supplier explicitly provides customization from samples and offers ODM services. It also reports OEM capability for well-known brands, directly supporting the ability to produce customized or customer-specified products.