Twin Y

The Mack Twin Y air suspension is a lightweight, low-maintenance suspension for high-demand jobs. Its innovative Y-shaped design delivers unmatched comfort, handling and fuel efficiency for a smoother and more stable drive.

400 LB. WEIGHT SAVINGS

ENGINE TORQUE CAPACITY UP TO 2,050 LB.-FT.

25% LONGER TIRE LIFE

LOW TO NO MAINTENANCE

20,000 TO 40,000 LBS. CAPACITY

Complete Integration

Available on single and tandem axle Mack Pinnacle models, Twin Y is fully integrated with Mack’s MP® engines, transmissions and axles for increased efficiency.

Uptime by Design

With lubrication- and maintenance-free rubber bushings, axle seats that never need re-torqueing, an easier axle alignment and less driveline vibration for extended component life, the Twin Y air suspension requires little maintenance.

Lower Cost of Ownership

Twin Y can extend tire life by up to 25% and with a weight-savings of 400 lbs. versus other suspensions. That means less wear and tear on your vehicle and your wallet.

Suspension & Performance Specs

Twin Y is available on the Mack Pinnacle Axle Back and Axle Forward models and features Mack S38 and S40 series axles with C125/126, C150/151 and 200 Series axle carriers so you can tailor performance to fit your applications.

AXLE CONFIGURATIONS

GAWR

CAPACITY (GCW)

4x2 20,000 lbs. 40,000kg./105,000 lbs.
6x4 38,000 lbs. 73,000kg./160,000 lbs.
6x4 40,000 lbs. 73,000kg./160,000 lbs.

Single Axle

#id-1

Tandem Axle

#id-2

Tehnical Overview

CAPACITY (LBS.)

20,000

AXLES

Mack RA23R

MAXIMUM GCWR (LBS.)

105,000 (with CRD203)

SITE TRAVEL RATINGS (LBS.)

25,000

MAXIMUM ENGINE TORQUE

2,050 lb.-ft

WEIGHT = COMPLETE SUSPENSION (LBS.)

322

Tehnical Overview

CAPACITY (LBS.)

40,000

AXLES

Mack S38R, S40

MAXIMUM GCWR (LBS.)

160,000

SITE TRAVEL RATINGS (LBS.)

50,000

MAXIMUM ENGINE TORQUE

22,050 lb.-ft

WEIGHT = COMPLETE SUSPENSION (LBS.)

644

Download Additional Information

Mack® Twin Y Drive The Smoothest Route On Any Road
LINK

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