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Big Dog Motorcycles
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Technical
Technical related discussions.
How-To
Member submitted articles on How-To work on your Big Dog.
Threads
967
Messages
12.1K
Sub-forums
Sub-forums
Handlebars
Primary
Clutch
Starter
Wheels
Engine
Frame & Chassis
Brakes
Charging System
Forks
Carburetor
Electrical
Threads
967
Messages
12.1K
0
EHC
May 19, 2026
08 MUTT
EFI Topics
Electronic Fuel Injection issues
Threads
170
Messages
2.3K
Threads
170
Messages
2.3K
Rear cylinder switches off when hot.
Monday at 7:54 PM
SKOGDOG
Technical Bulletins and Recalls
Threads
121
Messages
1.3K
Threads
121
Messages
1.3K
I have a few questions about the Dakota digital BD-140
Jun 11, 2024
Jersey Big Mike
New Owner Necessities
What new owners need to keep their Dog's running strong!
Threads
28
Messages
566
Threads
28
Messages
566
2003 Mastiff service manual PDF
Aug 22, 2025
HMAN
Help Wanted
No, not a job offer, if you're having trouble, ask for help here!
Threads
3.1K
Messages
36.2K
Threads
3.1K
Messages
36.2K
front forks problem
Apr 24, 2026
Steven Proctor
Fluids!!
Threads
179
Messages
2.5K
Threads
179
Messages
2.5K
U
Primary gasket
Sep 4, 2025
Underdog
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Thinderheart to ultima swap
brandon davis
Oct 20, 2018
Replies
2
Views
845
Oct 20, 2018
roadie1389
How can you tell if a BDM can accept a sissy bar?
No H2O
Oct 13, 2018
Replies
16
Views
1K
Oct 15, 2018
No H2O
What size is the handlebar bolt?
No H2O
Oct 12, 2018
Replies
3
Views
755
Oct 12, 2018
No H2O
Transmission
Jersey Big Mike
Oct 3, 2018
Replies
11
Views
2K
Oct 5, 2018
pknowles
PDM Electrical System Kit Wiring Diagram and Parts
J-Rock
Jul 23, 2015
2
Replies
38
Views
16K
Oct 4, 2018
PacoPetty
Hello, New to the site and learning.....follow up
DaVexa13
Sep 30, 2018
Replies
12
Views
1K
Oct 4, 2018
RRRUFF
Hello everyone, new to the site and learning
DaVexa13
Sep 27, 2018
Replies
17
Views
1K
Oct 1, 2018
PacoPetty
K9 Electrical: Was the stock electrical good to go by 07 or still should be rewired?
No H2O
Sep 28, 2018
Replies
10
Views
925
Sep 30, 2018
SKOGDOG
New EHC
Dog 10
Jun 17, 2018
Replies
6
Views
2K
Sep 29, 2018
DracLopez
How to tell the difference between the K9 and the Chopper and why are the (used) K9s priced higher?
No H2O
Sep 21, 2018
Replies
15
Views
4K
Sep 24, 2018
EMILIO
turn signal voltage
shansel88
Sep 22, 2018
Replies
1
Views
693
Sep 24, 2018
Sven
S
Rubber in the rim
Kiwirider
Aug 12, 2018
2
Replies
34
Views
5K
Sep 23, 2018
PAUL NOBBS
EFM Autoclutch
Milco
Nov 27, 2011
13
14
15
Replies
286
Views
33K
Sep 23, 2018
pknowles
7
Adjustable Ignition
72fl
Sep 21, 2018
Replies
5
Views
992
Sep 22, 2018
HMAN
EHC RIP KIT for 2004 Ridgeback
rickd62
Sep 12, 2018
Replies
12
Views
2K
Sep 21, 2018
bdm7250
New back tire
RCAdd1ct
Apr 25, 2018
Replies
19
Views
2K
Sep 19, 2018
awg
Just test rode a 2006 K-9, seeking pre-purchase advice on some items
No H2O
May 3, 2018
2
Replies
35
Views
3K
Sep 18, 2018
mittens
E
02 Pro Sport wont start....
Ernie12
Sep 14, 2018
Replies
4
Views
846
Sep 14, 2018
Ernie12
E
E
Anybody use this gas cap?
Ernie12
Sep 13, 2018
Replies
6
Views
916
Sep 14, 2018
FrankBDPS
Total loss of power, followed by a loud pop, and she rockets back into action?
No H2O
Sep 7, 2018
2
Replies
21
Views
3K
Sep 11, 2018
Reddickracing
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