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| | STANDARD FEATURES SL10 SL20 SL40 SL60 SL70 SL80 SL90 SLP | |
| | Low Profile, Non-Impact Design | | | | | | | |
| | Dual Locking Positions at 7" and 11" | | | | | | | |
| | Driveway Mount Capability | | | | | | | |
| | Compatable with 1998 NHTSA ICC Bar Regulations | | | | | | | |
| | Manual Light Communication | |
| | Advanced Safe Engagement Signaling | | | | | | | |
| | Automatic Light Communication Package | | | | | | | |
| | Advanced Communication Package | | | | | | | |
| | LED Interior & Exterior Communication Lights | | | | | | | |
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| | Programmable Controller (PLC) | | | | | | | |
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| | Recessed, Non-Impact Design | | | | | | | |
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