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Front Brake Master Cylinder

Triumph Thunderbird & Thunderbird Sport · Braking System · 18 parts · 1 on the shelf in Brea

Exploded parts diagram — Front Brake Master Cylinder, Triumph Thunderbird & Thunderbird Sport

Open this diagram in the interactive viewer → Click any callout on the drawing to jump to the part.

Motorcycles this catalogue covers

Thunderbird & Thunderbird Sport
1999

Our parts team checks fitment against your motorcycle before any order ships.

Every part on this diagram

1
T2020780
Master cylinder assembly
Qty 1
Triumph’s Aug 7, 2026 date has passed, we’ll confirm
$448.88
On backorder Ask the parts desk
2
T2020152
Top Set, Front M/Cyl
Qty 1
Triumph has stock
$54.55
Order-in Ask the parts desk
3
T2020087
Piston set
Qty 1
Triumph has stock
$105.63
Order-in Ask the parts desk
4
T2020156
M/Cyl Holder Set
Qty 1
Triumph has stock
$24.59
Order-in Ask the parts desk
5
T2020158
Lever, Bolt, Front M/Cyl
Qty 1
Triumph has stock
$12.56
Order-in Ask the parts desk
6
T2021217
Switch Set
Qty 1
Brake light
Triumph has stock
$22.62
Order-in Ask the parts desk
7
2020187-T0301
Brake lever
Qty 1
Triumph has stock
$60.64
Order-in Ask the parts desk
8
T2020106
Brake hose
Qty 1
If the last 6 of your VIN are 41239 or lower
Triumph has stock
$96.81
Order-in Ask the parts desk
8
T2020723
Brake hose
Qty 1
If the last 6 of your VIN are 41240 or higher
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
9
T3250125
Bolt, Banjo, M10 x 21
Qty 2
Low stock at Triumph
$6.50
Order-in Ask the parts desk
10
T3550229
Washer, 15.2 x 10 x 1, Plated
Qty 4
$0.99
In stock in Brea Ask the parts desk
11
T2020074
Boot cover
Qty 1
Triumph has stock
$1.95
Order-in Ask the parts desk
12
T2020164
Diaphragm, Reservoir
Qty 1
Triumph has stock
$10.57
Order-in Ask the parts desk
13
T2020166
Screw, Reservoir
Qty 2
Triumph has stock
$1.77
Order-in Ask the parts desk
14
2020004-T0301
Cover
Qty 1
No longer supplied by Triumph
No longer available
Not on our shelf Ask the parts desk
15
T3700020
P Clip
Qty 1
If the last 6 of your VIN are 71699 or higher
No date from Triumph yet
$10.91
On backorder Ask the parts desk
16
T3331043
Screw, Pan/Hd, Tx, M6 x 12, Slv
Qty 1
If the last 6 of your VIN are 71699 or higher
Low stock at Triumph
$0.90
Order-in Ask the parts desk
17
T3700015
Cable Tie, 185.7 Long
Qty 2
If the last 6 of your VIN are 71699 or higher
Triumph has stock
$0.83
Order-in Ask the parts desk

Diagram and part data from Triumph’s own parts catalogue. Prices and availability are a dated snapshot, not a reservation. Fitment is Triumph’s data — send us the last six of your VIN if you want it checked before you order.

Southern California Motorcycles, 515 W Lambert Rd, Brea, CA 92821 · 714-256-6700

Triumph supply checked Aug 5, 2026 · Brea shelf Aug 18, 2026.