Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber

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Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber

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MOQ : 1 Piece

Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber Specification

Length
OEM specification length

Thermal Conductivity
Low

Surface Finish
Smooth black finish

Material
Natural & Synthetic Rubber

Density
1.3 Gram per cubic centimeter(g/cm3)

Temperature Resistance
-40C to +120C

Color
Black

Ash %
< 3%

Volatile Matter (%)
10-15%

Product Type
Rubber Insulator Pad / Transmission Mount

Thickness
OEM specification thickness

Nitrogen Content (%)
< 1%

Width
Standard OEM size (refer to manufacturer specifications)

Size
Customized to Mack 20ql1118a dimensions

Tensile Strength
Minimum 12 MPa

Usage & Applications
Rear Transmission Mount, Transmission Insulator, suitable for Mack vehicles

Rubber Type
Molded EPDM / Natural Rubber Blend

Flame Resistance Level
Basic, Non-flammable under normal operating conditions

Water Absorption
< 1% (Low)

Part Type
Transmission Mount / Insulator Pad

Diameter
OEM specification diameter

Natural Rubber
High quality natural and synthetic rubber mix

Compression Ratio
Good compressibility and recovery

Style
Solid cylindrical insulator mount

Feature
High durability, Vibration absorption, Oil and grease resistant

Tolerance
0.2 mm

Resistance level
High resistance to wear and mechanical stress

Hardness
60-70 Shore A

Components
One-piece insulator mount

Weight
Approximately 350-400 grams

Compatibility
Designed for Mack Truck transmission systems

OEM Reference Number
20ql1118a

Mounting Hole Diameter
OEM specified for fitment accuracy

Corrosion Proof
Yes (rubber does not rust)

Elongation at Break
> 250%

Maintenance
None required, maintenance-free design

Ozone Resistance
Yes

Shock Absorption
Excellent

RoHS Compliance
Yes

Service Life
Extended - engineered for long operational cycles

Vibration Dampening
Superior

Installation Position
Rear Transmission (Mack application)

Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber Trade Information

Minimum Order Quantity
1 Piece

Delivery Time
5-7 Days

About Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber

Mack 20QL1118A a Complete details Specification Details OEM Model No 20QL1118A Part name Transmission Mount Transmission Insulator Part category Engine transmission mounting Manufacturer Mack Position Rear of engine transmission mounting Material Rubber isolator Inside diameter ID 190 mm 075 in Uppersmall OD 508 mm 200 in Lowerlarge OD 825 mm 325 in Overall height 373 mm 147 in Typical weight About 044a 045 lb 020 kg Primary function Isolates the transmissionengine from the chassis and absorbs vibration and shock Main application 20QL1118A is a transmissionmotor mount insulator for Mack heavyduty trucks The strongest current catalog references show it being used on Mack R series Mack RD series Mack CH series Rear engine transmission mounting applications Crossreference numbers Brand source Brand Part No a Mack 20QL1118A a Mack 20QL1175 a Mack 20QL19310 a Mack 20QL245P1 a Mack 25167342 a Meritor R307477 a Euclid E7477 E7477 a GAFF 12000 GAFF12000 a Dayton 329109 329109 a Automann M1UB a PAI FMM4670 FMM4676 What it does This part is essentially a rubber vibration isolator between the drivetrain and chassis It helps Transmission support a vibration isolation a reduced shock a less stress on surrounding components A current replacement listing specifically describes it as a clutchtransmission motor mount isolator for Mack CH613 and other compatible heavyduty trucks Recommended RFQ quotation description MACK 20QL1118A a REAR TRANSMISSION MOUNT TRANSMISSION INSULATOR a RUBBER a 19 MM ID A 508825 MM OD A 373 MM H a FOR MACK RRDCH SERIES

Engineered for Durability and Performance

This rear transmission mount incorporates advanced rubber technology for outstanding resilience, providing high tensile strength and elasticity. The use of a natural and synthetic rubber mix, molded to precise OEM specifications, ensures durability, reliable shock absorption, and minimal maintenance. Its solid design is built to withstand continual mechanical stress and harsh operational conditions, delivering consistent performance.

Precision Fit and Hassle-free Installation

Each mount is tailored for Mack applications, adhering strictly to OEM reference number 20ql1118a. Designed for the rear transmission position, the part offers a smooth black finish, standard width, and diameter, ensuring compatibility and ease of installation. The precision tolerances guarantee a secure fit, while the mounting hole is sized to meet original equipment manufacturer standards.

Long-lasting Protection and Maintenance-free Solution

With high resistance to oil, grease, water absorption, and corrosion, this insulator mount offers extended service life. The material blend ensures flexibility and compressibility, while maintaining superiority against environmental and operational stress. Thanks to its nonflammable construction and low thermal conductivity, the mount provides extra safety and long-term reliability for Mack trucks.

FAQ's of Mack 20ql1118a - Rear Transmission Mount / Transmission Insulator - Rubber:

Q: How does the Mack 20ql1118a rear transmission mount improve vehicle performance?

A: This mount provides superior vibration dampening and shock absorption, which helps protect the transmission system from excessive movement and mechanical stress. As a result, it prolongs the lifespan of your vehicle's transmission components and contributes to quieter, smoother operation.

Q: What makes this insulator suitable for Mack truck transmissions?

A: The part is engineered specifically for Mack vehicles, adhering to precise OEM specifications, including mounting hole diameter, thickness, and other dimensions. Its solid cylindrical build ensures a secure fit for rear transmission mounting locations commonly found in Mack trucks.

Q: When should the Mack 20ql1118a transmission insulator be replaced?

A: It is recommended to inspect transmission mounts periodically, especially when experiencing unusual vibrations or noises from the transmission area. If signs of wear such as cracking or excessive compressibility are visible, or if performance has degraded, replacing with an OEM-specified insulator is advised.

Q: Where is the Mack 20ql1118a mount installed on the vehicle?

A: This insulator is designed for installation at the rear transmission position in compatible Mack trucks. It is mounted between the transmission case and the support frame to cushion and isolate vibrations.

Q: What is the installation process for this transmission insulator?

A: Installation involves securing the mount in the designated rear transmission position, aligning the mounting hole with the vehicle's support structure, and tightening to the manufacturer's torque specifications. No special tools are required, and the one-piece design ensures straightforward replacement.

Q: Is regular maintenance needed for this part?

A: No, the Mack 20ql1118a mount is a maintenance-free component. Its robust construction and resistance to oil, grease, corrosion, and ozone ensure it performs reliably over extended operational cycles without the need for routine care.

Q: What are the key benefits of choosing this OEM rear transmission mount?

A: Key advantages include its exact fitment for Mack vehicles, high durability, maintenance-free operation, and excellent performance in absorbing vibration and shock. The use of advanced rubber compounds means you benefit from longer service life and reduced replacement frequency.

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