UP / DOWN

TILT

eBIKE Rated

CREW MODE

MonoRail

16

11415

USD

$549.99

The MonoRail is the most versatile hitch rack in the RockyMounts lineup. Built to handle everything from lightweight road bikes to heavy-duty E-bikes, it offers frame-free transport and a user-friendly design.

With the option to expand to three bikes on the 2 inch model, the MonoRail is the go-to solution for riders who need flexibility without compromising on security or ease of use.

NOTE: 1.25" variant is NOT compatible with Add-On

Hitch Size Guide

2" Hitch 1.25" Hitch

2 Bike 1 Bike

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Lifetime Warranty

Spare Parts & Customer service

Summary and Specs

Add On expandable: Yes

20" to 29"

Capacity: 1 & 2

1 & 2

Fender Compatible: No

No

Hitch Size: 1.25" + 2"

1.25" + 2"

Weight: 39 lbs / 17.7kg

Wheelbase: 36" to 50"

36" to 50"

Lockable: Included

1.25" + 2"

Maximum Tire Width: 3"

3"

Max weight per bike: 60 lbs / 27kg

60 lbs / 27kg

Min/max wheel size: 20" to 29"

20" to 29"

Tilt enabled: Yes

20" to 29"

What's included:

(1) MonoRail hitch rack
(1) Locking hitch bolt
(1) Cable lock
(1) Lock pods (keyed alike)
(1) Anti wobble hitch pin
(1) User manual and installation hardware

No

MonoRail Solo Instructions.pdf MonoRail Solo Dimension Chart.pdf Monorail Instructions.pdf MonoRail2 Dimension Chart 2020.pdf

Features
- Carries all styles of bikes, from road to mountain to E-bikes
- No frame contact, secures bikes by the front wheel
- Folds flat against the vehicle when not in use
- Tilts down 30 degrees for hatch access
- Includes anti wobble hitch pin for added stability
- Locking hitch bolt, cable lock, and lock pods included (keyed alike)
- Expandable to 3 bikes with Add-On (2 inch model only, up to 45 lbs per tray)
- 1.25 inch model fits Class II receivers only (not compatible with Add-On)
- 2 inch model fits Class III receivers
- Solo version can use the Adapter sleeve to fit 1.25 inch model into 2 inch hitches (Add-On not compatible in this setup)
- Not compatible with bikes equipped with fenders
- Cable lock should not be used while driving, as road vibrations may cause damage to frames, rims, or rack components

Specs
- Bike capacity: 2 bikes (up to 60 lbs each, 120 lbs total)
- Expandable: Yes, to 3 bikes with Add-On (2 inch model only)
- Tire width: Fits road tires up to 5.0 inch fat bike tires
- Wheel diameter: Compatible with 20 inch to 29 inch wheels
- Wheelbase range: Supports bikes with 36 inch to 50 inch wheelbases
- Rack weight: 39 lbs (shipping weight: 51 lbs)
- Fit note: For cargo vans, a fit check is recommended. Depending on hitch placement, handlebar width, or vehicle wheelbase, an 8 inch hitch extension may be required

Shipping Policy

We know you’re excited to hit the road, so we do our best to get your order out fast and keep shipping simple.

Standard Shipping (Lower 48 States)

Shipping costs are based on your order total:

Orders under $20 → $4.95
$21–$50 → $8.95
$51–$100 → $14.99
$101–$300 → $29.99
Orders +$300 → FREE shipping (if not considered oversize)

Outside the Lower 48

Alaska & Hawaii → We’ll ship at actual freight cost
Canada & International → Shipping is charged at actual freight cost

Fast Turnaround

Place your order by 12:00 PM MT and we’ll ship it the same business day. Most deliveries arrive within 3–7 business days and you’ll get a tracking email as soon as your order is on the way.

A Couple Things to Note

Oversize fees apply in addition to standard shipping when noted
Free shipping applies only within the lower 48 states

Your bike rack takes a beating. Long roads, rough trails, endless weather. Eventually, something’s gonna give. That doesn’t mean it’s the end. We've got what you need to back to road-ready.

Go to Spare Parts

Replacement Keys

Replacement Lock Pods

Go to Spare Parts

Solid, simple and ready every weekend.

Built for everyday uses

Access Granted.

Tilt the rack away to reach the rear of your vehicle without removing bikes. When you’re done, it locks firmly back into riding position. Simple mechanics. Zero hassle.

Crew Mode Enabled

Available in Solo or Double configurations, MonoRail adapts to your space and your setup. Choose the single-bike version for tight garages and apartment living, or start with two and expand to three using the MonoRail Add-On. One platform. Flexible capacity. Built to grow with your ride plans.

More Features

Stability

A rack should feel like part of your vehicle. RockyMounts systems use precision receiver engagement and anti-rattle technology to minimise movement at the hitch. Secure tyre-hold arms keep bikes firmly in place without frame contact, reducing sway and vibration.

The result is a quieter, smoother ride and confident transport — no wobble, no distractions, just locked-in stability.

Security

Security is built in. RockyMounts hitch systems feature integrated locking mechanisms that secure both the rack to the vehicle and the bikes to the rack. Tamper-resistant hardware and reinforced engagement points help deter theft while maintaining a tight, dependable hold. Whether parked at a trailhead or stopping mid-road trip, you can step away knowing your gear stays exactly where it should

Durability

Built for real use, not showroom display. RockyMounts hitch systems use high-strength steel construction and corrosion-resistant finishes to handle weather, road grit and long highway miles. Reinforced welds and heavy-duty hardware ensure consistent performance under load.

From daily drives to off-road weekends, every component is designed to last. This is equipment made to endure season after season.