The 4.0 Winch from Warn is the first winch designed specifically for Ultra Terrain Vehicles (UTV) so you can carry heavier lines farther. This is the most extreme UTV winch on the market and it is ready to go to work for you, so you can get the most out of your UTV.
The Rugged Terrain Warn ATV Winch (RT40) is available in wire rope with roller fairlead (PN WN77000) and the Extreme Terrain Warn ATV Winch (XT40) comes with synthetic rope, roller fairlead, and wireless remote (PN WN77500).
With a gear train that delivers 4,000 pounds of pulling power, you won't find a more extreme UTV winch anywhere. Its efficient motor has less battery drain so its ready to go to work for you.

Winch - Quick Chart Comparison of Features
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Warn UTV Winch |
Part Number |
Rope |
Control |
Fairlead |
Price |
| RT40 |
WN77000 |
7/32" Wire - 55 Feet |
Corded |
Roller |
$539.99 |
| XT40 |
WN77500 |
7/32" Synthetic - 50 Feet |
Remote/Corded |
Roller |
$689.99 |
Please refer to details below for complete specifications.
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4000 WARN RT40 and XT40 Specifications: |
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| WARN 40 |
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Rated Line Pull: 4000 lbs. single-line |
| Motor: 12V DC, 1.5hp permanent magnet, sealed |
| Gear Ratio: 136:1 |
Clutch (freespooling): Sliding pin and ring gear Fairlead: Roller |
| Weight: 14.4 lbs. |
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Control: WARN RT40 - PN WN77000 - Corded remote, mini-rocker control with universal mounting bracket WARN XT40 - PN WN77500 - Wireless remote and universal mount mini rocker
Geartrain: WARN RT40 - PN WN77000 - All Metal 3-Stage Planetary WARN XT40 - PN WN77500 - 3-Stage Planetary
Brake: WARN RT40 - PN WN77000 - Patented Disc Brake WARN XT40 - PN WN77500 - Roller Disk
Drum Diameter/Length: WARN RT40 - PN WN77000 - 2.0"/4.7" WARN XT40 - PN WN77500 - 2.25"/4.7" |
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Winch Rope: WARN RT40 - PN WN77000 - 55' Aircraft-grade wire, 7/32" diameter WARN XT40 - PN WN77500 - 50' Synthetic, 7/32" |
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Recommended Battery: 14 Amp/hour minimum for winching |
| Battery Leads: 6 gauge |
| Finish: Grey |
| Warranty: Limited Lifetime | |
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RT40 12V DC PERFORMANCE SPECS: |
Line Pull Lbs. |
Line Speed FT./min |
Motor Current |
Pull by layer layer/Lbs. |
0 1000 |
25 16 |
31 amps 106 amps |
1/4000 2/3440 |
| 2000 |
11 |
175 amps |
3/2958 |
| 3000 |
7 |
245 amps |
4/2544 |
| 4000 |
4 |
308 amps |
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XT40 12V DC PERFORMANCE SPECS: |
Line Pull Lbs. |
Line Speed FT./min |
Motor Current |
Pull by layer layer/Lbs. |
4000 3000 |
4.6 7.9 |
314 amps 232amps |
1/4000 2/3320 |
| 2000 |
12.7 |
157 amps |
3/2855 |
| 1000 |
18.6 |
88 amps |
4/2512 |
| 0 |
25 |
21 amps |
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| Above performance specs are based on first layer of drum. |
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Mounting Bolt Pattern: 3.0" x 6.66" *Winch Dimensions: 14.42" L. x 4.51" D. x 4.69" H.
*Click the more images link above for detail winch dimensions.
Warn Winch 4.0 includes: Express wiring, mini rocker switch, contactor, fairlead, winch rope, and hook with hook strap. |
Ideal for use on UTV's only.