MACKAY ATV/UTV FIELD GUIDE
Four Days on the Throttle: Polaris RZR Rentals Through Idaho’s Lost River Valley
A four-day Polaris RZR UTV rental from Lost River Adventures that gives access to hundreds of miles of trails in the Lost River Valley—vehicles picked up at 8 AM and returned by 5 PM on the final rental day.
Four Days on the Throttle: Polaris RZR Rentals Through Idaho’s Lost River Valley.
Centered in Mackay, Idaho, this rental puts you in the heart of what the operator calls the ATV/UTV capital of Idaho and the West: a place where brand-new Polaris RZR UTVs and hundreds of miles of trail meet to make for long, open days of riding through the Lost River Valley.
Highlights
Outing Highlights
Brand-new Polaris RZR UTVs
The package centers on driving one of Lost River Adventures’ brand-new Polaris RZR UTVs—built for trail miles and the varied terrain of the Lost River Valley.
Hundreds of miles of trails
Riders have access to hundreds of miles of trails that run through the Lost River Valley, offering the kind of range and variety that defines this corner of Idaho.
Clear daily pickup and return window
Each rental begins with vehicle pickup at 8 AM and must be returned by 5 PM on the last full rental day—simple, predictable windows that structure a full day of riding.
What the day feels like
What the Four-Day Rental Feels Like
Days are spent behind the wheel of a Polaris RZR, threading through the Lost River Valley’s extensive trail network—pick up your machine in the morning and spend the daylight hours exploring until you return it on the final day. The setup is straightforward: vehicle access, open trail time, and a clear return window.
Suitability
Who it's for
Who this rental suits — and who should rethink it.
Practical planner
Details to review before reserving
Bring your own food and water; dress appropriately for the weather. The operator will provide safety equipment.
Plan to pick up the vehicle at 8 AM and return it by 5 PM on the final rental day to meet the rental schedule.
The operator must be at least 21 years old, sign waivers before operating the vehicle, and purchase the operator insurance policy (noted as $30/day in operator information).
Review cancellation policies before reserving.
Frequently asked questions
Planning Your Outing
What vehicle will I be driving?
You will drive a brand-new Polaris RZR UTV provided by Lost River Adventures.
When can I pick up and when must I return the vehicle?
Pickup is at 8 AM and the vehicle must be returned by 5 PM on the last full rental day.
Are there age or paperwork requirements?
Yes—the operator must be at least 21 years of age and waivers must be signed prior to operating the vehicles.
Is insurance included?
The named operator is required to purchase the operator insurance policy; the operator information lists this policy cost as $30 per day.
What safety equipment or provisions should I expect?
The operator provides safety equipment; riders should still dress for the weather and bring their own food and water.
Where will I be riding?
Riding takes place in the Lost River Valley around Mackay, Idaho, with access to hundreds of miles of trails.