Sierra Nevada Trailer Co.

Browse Trailers Financing Locations Contact|(209) 444-1464

Sierra Nevada
Trailer Co.

(209) 444-1464

stockton@sierranevadatrailercompany.com

Stockton

1022 Shaw Road
Stockton, CA 95215

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Mon – Tue: 9:00am – 4:00pm
Wed – Sat: 9:00am – 5:00pm
Sunday: Closed

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© 2026 Sierra Nevada Trailer Company. All rights reserved.

1022 Shaw Road, Stockton, CA 95215

Alpine Utility 3.5K | Sierra Nevada Trailer Company

← Utility/Sport

Alpine Utility 3.5K

Summit TrailersUtility/Sport

Alpine Utility 3.5K

Models & Sizes

AU406SA
4x6
AU408SA
4x8
Curb Wt
745 lb
GVWR
2990 lb
AU508SA
5x8
Curb Wt
760 lb
GVWR
2990 lb
AU510SA
5x10
Curb Wt
830 lb
GVWR
2990 lb
AU610SA
6x10
Curb Wt
876 lb
GVWR
2990 lb
AU612SA
6x12
Curb Wt
1166 lb
GVWR
2990 lb
AU6510SA
6.5x10
AU6512SA
6.5x12

Standard Features

Coupler Style: A-Frame
Fender Type: Smooth
Ball Size: 2"
Tire Size: ST 205/75R15C
Safety Chains: .25"x27" w/ Safety Latch
Bolt Pattern: 5 on 4.5
Jack: 2K A-Frame
Tire Type: Steel Belted Radials (Nitrogen)
Plug: 4 Way
Tire PSI: 50
Tongue: 3" Tubing
Tire Weight Rating: 1,820
Main Frame: 2 x 2 x 1/8" Angle
X-members: 2 x 2 x 1/8" Angle
Lighting (Stop): Sealed LED (10 Diode)
Axles: 3,500
Decking: 2x6 Doug Fir (Premium)
GVWR: 2,990
Paint Type: Baked on High Solids Polyurethane
Brakes: Optional
Paint Color: High Gloss Black
Side Panel: Smooth

Specifications

Main Frame: 2 x 2 x 1/8" Angle
Axle: 3,500
Cross Members: 2 x 2 x 1/8" Angle
Decking: 2x6 Doug Fir (Premium)
Sides: Smooth
Coupler: A-Frame
Electric Plug: 4 Way
Fenders: Smooth
Jack: 2K A-Frame
Lights: Sealed LED (10 Diode)

Available Colors

Primary Colors

Black

Optional Colors (Additional Cost)

High Gloss Charcoal Metallic

High Gloss Black

•Warranty: 3 Year Structural (Limited)

•Ramp: 2x1x1/8" Tubing

•J-Hooks: Standard

Popular Options

Spare Mount (Removable)
Spare Tire
Brakes
Pressure Treated Decking

Paint

Baked on High Solids Polyurethane

Ramps

2x1x1/8" Tubing

Safety Chain

.25"x27" w/ Safety Latch

Tires

ST 205/75R15C

Tongue

3" Tubing

Wheels

5 on 4.5