Suspension Parts for 2012 TM MX300 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2012 TM MX300. Every product in this category has been validated against year-specific fork and shock specifications to ensure true compatibility.
You’ll find fork components, shock parts, shims, upgrade kits, complete suspension systems, chassis components, and the tools and fluids required for accurate servicing - all aligned with the suspension setup of the 2012 TM MX300.

Use this page as a reliable reference when maintaining, rebuilding, or upgrading your bike’s suspension.

Bike-Specific Suspension Specifications & Setup Information

CALCULATE SPRING RATES

This is a recommendation only please consult your manual

Ideal Fork Rate:

kg/mm ( N/mm)

Ideal Shock Rate:

kg/mm ( N/mm)

BIKE DETAILS

Stock Fork Spring Rate

0.46

Bike Type

MX

Ideal Rider Weight

75 kg

FORKS INFO

Fork Manufacturer

Fork Type: KYB USD 48 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 300 mm

Fork Features

Twin Chamber Fork: Yes

Fork Oil

Fork Oil Weight: SAE 2.5
Oil Quanity: 360cc

Fork Spring Information

Spring Rate – Claimed: 0.46
Standard Preload: 3 mm

Fork Comments

: Check floating piston for cracking

SHOCKS INFO

Shock Manufacturer

Shock Type: Sachs 50 mm ID

Shock Dimensions

Shock Shaft Outer Diameter: 16 mm

Fitment-Matched Suspension Parts by Category

FORK UPGRADE PARTS

6 Parts

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FORK CARTRIDGE ASSEMBLY PARTS

5 Parts

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FORK SEALS & BUSHES

9 Parts

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TOOLS & LUBRICANTS

21 Parts

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All Fitment-Matched Suspension Parts

Browse All 57 Products for TM MX300 2012

KYB SSS 3 port Fork Piston Set

Teknik Motorsport

KYB SSS 3 port Fork Piston Set

(SKU: 25-123-01)

$74.95
19 In Stock

Teknik Fork Re-Valve Kit – KYB 48 mm AOSS Twin-Chamber

Teknik Motorsport

Teknik Fork Re-Valve Kit – KYB 48 mm AOSS Twin-Chamber

Multi-spec compression valve kit with selectable C-spec
(SKU: 25-033-00)

$295.00
10 In Stock

48mm KYB Fork Seal and Dust Wiper Set 2pc set , Hi performance seal

Capelli Race

48mm KYB Fork Seal and Dust Wiper Set 2pc set , Hi performance seal

One oil seal and one dust seal, buy 2 sets for one bike
(SKU: KYB48Capset)

Oil Seal Inside Diameter d (mm): 48.0

Oil Seal Outside Ø D1 (mm): 58.7

Oil Seal Height H (mm): 4.9

Dust Wiper Inside Diameter d (mm): 48.0

Dust Wiper Outside Ø D1 (mm): 58.2

Dust Wiper Height H (mm): 9.5

$49.95
464 In Stock

48mm KYB Fork Seal Set 2pc set , Hi performance seal

Capelli Race

48mm KYB Fork Seal Set 2pc set , Hi performance seal

one pair of oil seals only, for one bike
(SKU: KYB48sealset)

Oil Seal Inside Diameter d (mm): 48.0

Oil Seal Outside Ø D1 (mm): 58.7

Oil Seal Height H (mm): 4.9

$49.95
233 In Stock

Oil seal insert 48mm

Kayaba (KYB) Genuine Motorcycle Parts

Oil seal insert 48mm

Original KYB Motorcycle Suspension Tool
(SKU: 000.0653)

$122.69
Special Order

Piston rod clamp 10mm / 12.5mm

Kayaba (KYB) Genuine Motorcycle Parts

Piston rod clamp 10mm / 12.5mm

Original KYB Motorcycle Suspension Tool
(SKU: 000.0655)

$96.80
Special Order

All Balls Rear Shock Seal Kit- Husky --NO LONGER AVAILABLE--

All Balls

All Balls Rear Shock Seal Kit- Husky --NO LONGER AVAILABLE--

16 ID 50 OD
(SKU: 37-1124)

Shock Bore Ø D (mm): 50.0

Shock Shaft Ø D (mm): 16.0

Height H (mm): 27.2

$95.00
Nil Stock

DRC ENZO | Fork Base Valve Wrench Jig | KYB AOS | Black

Enzo Racing

DRC ENZO | Fork Base Valve Wrench Jig | KYB AOS | Black

Developed by Enzo Racing
(SKU: ED59-37-201)

$59.99
Nil Stock

DRC ENZO | Fork Outer Clamp/Holder | Quick Release

Enzo Racing

DRC ENZO | Fork Outer Clamp/Holder | Quick Release

Developed by Enzo Racing
(SKU: ED59-37-260)

$185.00
Nil Stock

Fork Cartridge Seal Socket - 17mm - **use 000.0679**

Kayaba (KYB) Genuine Motorcycle Parts

Fork Cartridge Seal Socket - 17mm - use 000.0679

Original KYB Motorcycle Suspension Tool
(SKU: 150150000101)

$77.00
Special Order

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