Thule DOUBLETRACK 990XT User manual
5015829_04
DOUBLETRACK™ 990XT
stinger & backbone assembly
bike tube & wheel holder assembly
upright tube & hook assembly
STL2 hitch lock pin
washer 12mm x 24mm
washer 8mm x 16mm
carriage bolt M8 x 45mm
carriage bolt M8 x 70mm
locknut M8
lock washer 12mm
hex key 4mm
Thule hitch tool
adapter sleeve, short
flat cap screw M6 x 16mm
wheel strap assembly
lever
axle nut 18mm
carriage bolt M6 x 60mm
end cap 1.25" square
road bike adapter
STL2 hitch lock
lock cylinder
locking key
change key
hex nut M8
lock washer M8
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
part description
qty.
part number
–––––
7533928
7533929
8535917
951122411
951081611
915084531
915087031
938080011
956122111
853243002
8535524
8537489
853578702
7533001
8533506
8530446
915066031
8537484
8535426
753372502
–––––
–––––
8531251
936080011
956081411
1
2
1
1
1
6
4
2
2
1
1
1
1
1
4
4
4
4
4
4
1
3
2
1
4
4
PARTS INCLUDED
CB
A
K
L
POD
G F I Q T Y Z
R E J H
U V W X
N
M
S
5015829_04
WARNINGS / LIMITATIONS
•Fits 20-29" wheels up to 3" wide
•2 Bike maximum carrying capacity = 70lbs.
• Carries bikes with wheel bases up to 46.5"
•The 990XT Doubletrack™ can work with
bikes with tire fenders.
FOR 1 1/4" INSTALLATION
1
• Remove adapter sleeve, short (M) using hex key 5mm (K)
provided, as illustrated.
• Slide hitch into trailer hitch receiver until hole in horizontal tube aligns with receiver hole.
Secure in position with STL2 receiver bolt (D), lock washer 12mm (J), and
washer 12mm x 24mm (E) as illustrated. Tighten firmly with Thule hitch tool (L).
SECURE UPRIGHT ASSEMBLY /
2
ab
a Align upright tube & hook assembly (C) mounting holes with
holes on the sides of the stinger & backbone assembly (A).
b Secure with M8 x 70mm carriage bolts (H), washer 8mm x
16mm (F), and locknut M8 (I) as illustrated. Tighten firmly
with Thule hitch tool (L).
5015829_04
SECURE BIKE CARRIER TUBES
3
• Place bike tube & wheel holder assemblies (B) centered on tray of stinger &
backbone assembly (A).
• Align bike tube holes with holes on base unit and secure with M8 x 45mm
carriage bolts (G), washer 8mm x 16mm (F), lock washer M8 (Z) and hex nut
M8 (Y) as illustrated. Tighten firmly with Thule hitch tool (L).
LOADING BICYCLE
4
a Press release-button on upright tube & hook
assembly (C) and raise up the hooks as far
as possible.
b Lift upright release lever and rotate
upright to down position.
LOADING BICYCLE
5
• Place smaller bike on inner carrier with wheels in wheel holders and handlebars to left
side of vehicle.
ab
a
b
5015829_04
LOADING BICYCLE CONTINUED
6
• With cam lever in open position,
position wheel trays on tube.
Move cam lever to closed position
to tighten wheel tray in position.
Road bike only Mountain bike only
• Slide on adapter onto strap. • Invert or remove for
mountain bikes.
Inverser ou enlever si vous utiliser
NOTE: Thread wheel strap through buckle. Then push down to close buckle. You may have to open buckle and adjust strap length for a tight closure.
LOADING BICYCLE CONTINUED
7
• Lift upright tube release latch and raise upright tube and hook assembly until it
clicks into position.
NOTE: You may need to tilt bike towards vehicle for clearance.
• Push bike hook down with firm pressure until it is secure on the bike’s top tube.
5015829_04
LOADING BICYCLE CONTINUED /
8
FOLDING UP THE RACK ON VEHICLE /
9
b Lift lever on Hitch Switch as
illustrated.
c With other hand, lift bike carrier assembly upward until the Hitch Switch
lever clicks into locked position.
• Load second bike with handle bars to the right side of vehicle.
• Secure bike with bike hook and wheel straps.
a
c
b
a With bikes unloaded, rotate upright
tube & hook assembly (C) into down
position.
5015829_04
LOCK CYLINDER INSTALLATION FOR DOUBLETRACK UPRIGHT TUBE & HOOK ASSEMBLY
Thule strongly recommends the use of locks to deter theft. As shown, follow these easy steps for installing the lock cylinders.
Using a flat head screw driver, first remove the black plug caps from the ratcheting hook bases. Then insert the change key into the lock cylinder and slide the lock
cylinder into the round slot as shown. Remove change key. To lock, insert lcoking key and turn clockwise.
10
5015829_04
LOCK CYLINDER INSTALLATION FOR STL2
a. Remove and discard plug. b. Open cover. c. Insert change key
into lock cylinder-
d. Insert cylinder into
STL2 lock housing.
e. Remove change key.
Insert locking key.
11
• Slide STL2 onto hitch pin, keeping key vertical.
• Turn key clockwise to lock, remove key.
• Close cover.
INSTALLATION OF STL2
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