Suspension Parts for YAMAHA YZ85 2020 – Shocks, Forks & Upgrades

Discover suspension parts guaranteed to fit the 2020 YAMAHA YZ85. 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 2020 YAMAHA YZ85.

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

Rider Weight

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

0.29

Stock Shock Spring Rate

5

Bike Type

MINI MX

Ideal Rider Weight

40 kg

Engine Specifications

2 Stroke Engine 85 cc

FORKS INFO

Fork Manufacturer

KYB USD 36 mm OD

Fork Dimensions

Compression Nut Torque
25 in-lb (0.29 kgf-m)
Fork Travel
258 mm

Fork Features

Twin Chamber Fork
No

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
90 mm
Oil Quanity
1 Litre

Fork Spring Information

Standard Preload
5 mm

Fork Comments

Oil level set with the gap between the inner and outer fork tube empty.

SHOCKS INFO

Shock Manufacturer

KYB
40 mm ID

Shock Dimensions

Nitrogen Pressure
142 psi
Shock Length (Eye to Eye)
406 mm
Shock Travel
123 mm
Shock Shaft Outer Diameter
14 mm
Standard Sag
85 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
2.5 Weight
Standard Preload
14
Wheel Travel
282 mm

Shock Features

Non-rebuildable
No

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Browse All 151 Products for YAMAHA YZ85 2020


Ohlins

Ohlins DMX0104 STX 46 MX for Yamaha YZ 85

Ohlins Suspension - Engineered for Performance
(SKU: DMX0104)
Position (Front or Rear):   Rear Mono
Shock Length Eye to Eye (mm):   402.0
spring rate:   No Spring/s Supplied
Type Code:   S46PR1C2W
Stroke Metal to Metal (mm):   103.0
Product Family:   STX 46 MX
Notes:   00698- spring series *Replaces YA 2190*
Fitted Spring::   Sold separately, see notes.
Rec. Ohlins Oil:   01304-
$2,249.95
Coming Soon
1 Arriving Prior to 30 December 2025

Ohlins

Ohlins FCX102 STX 22 Fork Cartridge Kit Front for Yamaha YZ 85

Recently Discontinued. Distributor stock only available
(SKU: FCX102)
Position (Front or Rear):   Front
spring rate:   No Spring/s Supplied
Type Code:   STX Cartridge kit MX
Product Family:   STX 22
Notes:   XXXXX-series springs
$2,263.59
Special Order
Recently Discontinued. Distributor stock only available






Ohlins

Ohlins YA2090 STX 46 MX for Yamaha YZ 85

Discontinued - Listed for Reference Only
(SKU: YA2090)
Position (Front or Rear):   Rear Mono
spring rate:   No Spring/s Supplied
Type Code:   T30PR1C1W
Product Family:   STX 46 MX
Fitted Spring::   Sold separately, see notes.
Rec. Ohlins Oil:   01304-
$2,249.95
Nil Stock
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