The Peterbilt Model 337 is built to take on the big jobs. That's why it's available as a Class 7 truck or tractor with a GVW up to 33,000 lbs. The 337 earned its durable reputation from features such as the all-aluminum cab, Metton® hood and stainless steel grille. Plus, the sloping aerodynamic hood enhances driver visibility and productivity. With a full range of suspensions and in an all-wheel-drive configuration, the 337 delivers an ideal match for applications such as wrecker, tanker, beverage delivery, municipal utilities – just about any job you can throw at it.
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KEY FEATURES & SPECIFICATIONS
| ENGINE |
PACCAR PX-7 | PACCAR PX-9 |
| HORSEPOWER |
200-360 | 260-380 |
| TRANSMISSION |
FULLER | ALLISON |
| FRONT AXLE |
DANA SPICER 8-13K Ibs | FABCO 10-13K lbs |
MARMON-HERRINGTON 12K lbs. |
| REAR AXLE |
SINGLE: DANA SPICER 17- 23K Ibs |
| SUSPENSION |
PETERBILT AIRTRAC | PETERBILT LOW AIR LEAF | REYCO |