9
Stage 2 RX Approach Ramp Extensions (only available in red or black)
20-3113-1 RX ramp extension kit
(set of 2)
Adds 17.75" to the length of RX10K, RX9, RX10,
and RX16
Standard on RXDC, RX12K, and RX14K
20-2189-1 RX ramp extension
(incl. quick-release pins)
Adds 50" to length of RX10K, RX9, RX10, and
RX16
Adds 37.25" to RX-12, RX12A, RX12K, and RX14K
Stage 2 Four-Post Ramp Extension Kit (only available in red or black)
20-3145-1 Four-Post ramp extension
for 26-in. runways
Adds 17.5" to length of ramps
20-3146-1 Four-Post ramp extension
for 26-in. runways
Adds 40" to the length of ramps
High-floor-slope conditions and low-ground-clearance vehicles occasionally require additional approach ramp length.
Ramps & extensions
Form 6652-T, 09-15
Supersedes Form 6652-T, 05-13a
Vehicle Ground Clearance Tables / Ramp Extension Recommendations
for Hunter Lift Racks
1 of 8
4-Post Lift Racks with 26 inch Runways (current production L45x)
FLOOR SLOPE (inches of additional gap under rear post due to slope)
C6 Corvette ▲ ▲ 2012 Accord
GROUND CLEARANCE (inches)
223 1/2 IN. FOR SHORT RUNWAYS (L451 and L454)
256 IN. FOR LONG RUNWAYS (L451L and L454L)
FOR ALL OPEN FRONT LIFTS, ADD 2 3/4 IN.
Contact as a vehicle approaches or breaks over the ramp depends on many factors. Wheelbase, wheel size, m id rocker
height and details of the front bumper / valance affect a vehicle's ability to clear the ram p. The table is based on estimates
of typical OEM vehicles. Deviation between table data and some vehicles is to be expected.
Refer to form 6652-T for
ramp extension recommendations
based on vehicle ground clearance.