Triumph Bonneville Front Forks & Lower Yoke — OEM Parts Diagram

Engle Motors is your source for OEM Triumph parts and accessories with free shipping on orders of $100+!OEM Triumph parts — free shipping over $100!

Loading schematic...

What Our Customers Say

5 out of 5 based on 710 reviews

View all reviews →

“I like the procedure of verifying the part # with my motorcycle VIN#.”

M. Armfield · LOS ALTOS, CA · Mar 2026

“It would be nice to have better drawings of the parts. These were fuzzy and difficult to make out.”

M. Cohen · Pasadena, CA · Mar 2026

“EASY TO USE WEBSITE, AND GREAT SERVICE!”

J. SHEETS · CINCINNATI, OH · Feb 2026

“You guys are awesome! I Always use you guys for parts! Your diagrams are easy to move through. I will say the cooling system side was a little hard to figure out but praise be that theres a search bar! All n' all, 10/10! Rock on!”

N. Drinkall · BUHL, ID · Feb 2026

“Very efficient process... no hoping on a smooth delivery process. :-)”

P. De Keersmaecker · JACKSONVILLE, FL · Feb 2026

“Thank you, search was easy and glad I found you guys.”

P. Melia · SAINT PETERSBURG, FL · Feb 2026

#	Part Number	Description	Qty	Price	Status
1	T2045039 Stanchion Assembly, + IH, RH	Stanchion Assembly, + IH, RH	1	$964.55	Out of Stock	Notify Me
2	T2045038 Stanchion Assembly + IH, LH	Stanchion Assembly + IH, LH	1	$964.55	Out of Stock	Notify Me
3	T2041674 Cap	Cap	2	$77.01	Available to order	2 Ships within 3–7 business days
4	T2047113 O Ring, Fork Seal	O Ring, Fork Seal	1	$2.74	Available to order	1 Ships within 3–7 business days
5	T2040072 Nut, Cap Assy	Nut, Cap Assy	1	$17.56	Backorder — Late July 2026	1
6	T2041678 Spacer	Spacer	1	$11.71	Available to order	1 Ships within 3–7 business days
7	T2047151 Washer	Washer	1	$1.27	Available to order	1 Ships within 3–7 business days
8	T2041673 Spacer	Spacer	2	$11.71	Available to order	2 Ships within 3–7 business days
9	T2046372 Spring	Spring	2	$93.40	Out of Stock	Notify Me
10	T2044983 Cylinder Comp, RH	Cylinder Comp, RH	1	$136.50	Out of Stock	Notify Me
11	T2046371 Cylinder Comp, LH	Cylinder Comp, LH	1	$136.50	Out of Stock	Notify Me
12	T2045178 Tube, Comp, Inner RH	Tube, Comp, Inner RH	1	$598.69	Out of Stock	Notify Me
13	T2045177 Tube, Comp, Inner LH	Tube, Comp, Inner LH	1	$598.69	Out of Stock	Notify Me
14	T2045157 Clip, Gaiter, Front Forks	Clip, Gaiter, Front Forks	2	$3.59	Available to order	2 Ships within 3–7 business days
15	T2044087 Fork Gaiter	Fork Gaiter	2	$40.04	Available to order	2 Ships within 3–7 business days
16	T2041670 Piece Comp, Oil Lock	Piece Comp, Oil Lock	1	$10.63	Available to order	1 Ships within 3–7 business days
17	T2047104 Oil Lock, Fork	Oil Lock, Fork	1	$10.18	Available to order	1 Ships within 3–7 business days
18	T2047109 Dust Seal, Fork	Dust Seal, Fork	2	$18.30	Backorder — Late August 2026	2
19	T2040248 Snap Ring	Snap Ring	2	$6.73	Available to order	2 Ships within 3–7 business days
20	T2044161 Oil Seal	Oil Seal	2	$24.04	Available to order	2 Ships within 3–7 business days
21	T2047107 Ring, Back Up	Ring, Back Up	1	$4.36	Available to order	1 Ships within 3–7 business days
22	T2047106 Guide, Bushing	Guide, Bushing	2	$13.51	Available to order	2 Ships within 3–7 business days
23	T2041667 Tube, Outer, RH	Tube, Outer, RH	1	$501.70	Backorder — Mid August 2026	1
24	T2041675 Tube, Outer, LH	Tube, Outer, LH	1	$501.70	Backorder — Mid August 2026	1
25	T2045046 Capscrew, Oil Lock	Capscrew, Oil Lock	2	$10.63	Available to order	2 Ships within 3–7 business days
26	T2045045 Washer, Sealing B	Washer, Sealing B	2	$1.13	Available to order	2 Ships within 3–7 business days
27	T3050133 Capscrew	Capscrew	1	$4.55	Backorder — Early October 2026	1
28	T2043087 Lower Yolk Assembly	Lower Yolk Assembly	1	$498.91	Out of Stock	Notify Me
29	T3600063 Seal, Dust, Dia 55	Seal, Dust, Dia 55	1	$8.34	Available to order	1 Ships within 3–7 business days
30	T3800052 Bearing, Sac, 55 x 30 x 17	Bearing, Sac, 55 x 30 x 17	1	$33.95	Available to order	1 Ships within 3–7 business days
31	T3051043 Screw, Cap/Hd, M8 x 45	Screw, Cap/Hd, M8 x 45	4	$6.65	Available to order	4 Ships within 3–7 business days
32	T3800091 Bearing, Sac	Bearing, Sac	1	$33.95	Available to order	1 Ships within 3–7 business days
33	T3600234 Dust Seal, Dia 55	Dust Seal, Dia 55	1	$8.34	Available to order	1 Ships within 3–7 business days
34	T2042138 Cover, Headstock Bearing	Cover, Headstock Bearing	1	$10.90	Available to order	1 Ships within 3–7 business days
35	T2040301 Adjuster Nut, M30, Lower	Adjuster Nut, M30, Lower	1	$28.50	Available to order	1 Ships within 3–7 business days
36	T2042738 Rubber Washer	Rubber Washer	1	$1.13	Available to order	1 Ships within 3–7 business days
37	T2040304 Locknut, M30	Locknut, M30	1	$20.60	Available to order	1 Ships within 3–7 business days
39	T2700332 Reflector, Amber, Oval	Reflector, Amber, Oval All Except BR & TH.	2	$6.39	Available to order	2 Ships within 3–7 business days
40	T2040399 Screw, Fork Gaiter Clip, M4	Screw, Fork Gaiter Clip, M4	2	$3.59	Available to order	2 Ships within 3–7 business days
42	T3451270 Fir Tree, Black, 5 x 12	Fir Tree, Black, 5 x 12	2	$5.30	Available to order	2 Ships within 3–7 business days
44	T2044184 Washer, Tabbed	Washer, Tabbed	1	$10.78	Out of Stock	Notify Me

Part Number

Price

T2045039

Stanchion Assembly, + IH, RH

$964.55

Notify Me

T2045038

Stanchion Assembly + IH, LH

$964.55

Notify Me

T2041674

Cap