# 1991 Mack MR688S for Sale in Phoenix, Az

**URL:** <https://www.constructionequipmentguide.com/used-equipment/mack/water-trucks/mr688s/id/89297340>

## Listing details

- **Price:** Auction pricing
- **Listing ID:** 89297340
- **Year:** 1991
- **Manufacturer:** Mack
- **Model:** MR688S
- **Category:** Water Trucks
- **Mileage:** 5,867
- **Serial number:** 1M2K191C0MM002571
- **Location:** Phoenix, Az
- **Auction starts:** 2026-09-30

## Description

Located in Lane 29 Spot 3, Mack E7 6 Cylinder Diesel 250 hp Engine, 1990 US EPA Label, Automatic Transmission, 315/80R22.5 Front Tires, 11R22.5 Rear Tires, Hendrickson RT/RTE Series Spring over Walking Beam Suspension, 164 in Wheelbase, PTO, 4000 gal Steel Tank, Hydraulic Driven Pump, Front Spray, Rear Spray, Side Spray

## Photos

![1991 Mack MR688S](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/b7460652-bfec-452a-b645-ed00358c46eb-hr.jpg)

![1991 Mack MR688S photo 2](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/af6b75de-7619-464c-99e8-90138e205e98-hr.jpg)

![1991 Mack MR688S photo 3](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/96191446-855a-4366-80fe-64d275ed914f-hr.jpg)

![1991 Mack MR688S photo 4](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/5d0345ec-d6a2-4383-8c4e-1658f6ec8466-hr.jpg)

![1991 Mack MR688S photo 5](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/28ed3ed0-e038-4714-9e06-c89bb1b455d5-hr.jpg)

![1991 Mack MR688S photo 6](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/c93f7320-c1e3-42c4-9ec8-dec355bad28f-hr.jpg)

![1991 Mack MR688S photo 7](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/f9f543e3-a521-4d4f-ab70-3094ba7cb778-hr.jpg)

![1991 Mack MR688S photo 8](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/15a51387-b4e1-4ac1-aecd-d7225c2876fe-hr.jpg)

![1991 Mack MR688S photo 9](https://www-ironplanet.s3-us-west-2.amazonaws.com/i/23098/348/f4daa7a2-2b03-4215-88d8-bc1b7046bcda-hr.jpg)