What engine does the 2007 Honda CRF150R Expert have?

It has a 149 cc liquid-cooled, single-cylinder, four-stroke Unicam engine with a 32 mm Keihin flat-slide carburetor and throttle position sensor.

How much suspension travel does the 2007 Honda CRF150R Expert have?

It has 10.8 in of front travel and 11.1 in of rear travel.

What are the wheel sizes on the 2007 Honda CRF150R Expert?

It has a 19-inch front wheel and a 16-inch rear wheel.

How is the 2007 Honda CRF150R Expert different from the CRF150R?

The Expert has 19/16-inch wheels vs. 17/14-inch wheels, a 34.1 in seat height vs. 32.8 in, 169.7 lb dry weight vs. 165.3 lb, and 11.1 in of rear travel vs. 10.7 in. It has a 56-tooth rear sprocket vs. 50 teeth, and its MSRP was $4,299 vs. $4,199.

What size tires does the 2007 Honda CRF150R Expert use?

70/100-19 front and 90/100-16 rear.

What chain and sprockets does the 2007 Honda CRF150R Expert use?

A 420 chain on a 15-tooth front and 56-tooth rear sprocket.

Honda CRF150R Expert 2007

Sold as Honda CRF150R Big Wheel for 2020–2025.

Intermediate · 6/10

Motocross / Racing

149cc

4-stroke

169.7lb

Dry weight

34.1in

Seat height

10.8in

Front travel

5spd

Gearbox

2007 Honda CRF150R Expert overview

Where it ridesRace-ready

Street—
Trail—
Woods—
Rocks—
Desert—
TrackMotocross

The 2007 Honda CRF150R Expert is a larger-wheel motocross race bike with a 149 cc liquid-cooled, four-valve Unicam four-stroke engine and a close-ratio five-speed transmission. It was the first year for the CRF150R generation, with a 32 mm Keihin flat-slide carburetor, throttle position sensor, twin-sump lubrication, six-disc clutch, steel frame and aluminum swingarm. Suspension uses a 37 mm inverted Showa fork with 10.8 in of front travel and a Pro-Link Showa shock with 11.1 in at the rear.

Its 19-inch front and 16-inch rear wheels distinguish the Expert from the standard CRF150R. The bike has a 34.1 in seat height, 169.7 lb dry weight and 1.14 gal fuel capacity. The 2007 MSRP was $4,299.

Who it's for

This Expert suits motocross racers and race-focused riders looking for a 149 cc four-stroke with larger 19-inch front and 16-inch rear wheels. Its 34.1 in seat height and 169.7 lb dry weight are key fit considerations for riders moving up from a smaller-wheel bike. It is aimed at motocross and racing use rather than general trail riding.

Quick facts

The 2007 Honda CRF150R Expert has a 149cc carbureted 4-stroke engine and a 5-speed gearbox.
The 2007 CRF150R Expert weighs 169.7 lb dry and has a 34.1 in seat height.
The 2007 CRF150R Expert runs 70/100-19 front and 90/100-16 rear tires.
The 2007 CRF150R Expert listed at $4,299 (US MSRP).

2007 Honda CRF150R Expert photos

2007 Honda CRF150R Expert specifications

Engine

Displacement: 149cc
Stroke: 4-stroke
Fuel system: Carburetor
Bore × stroke: 66 × 43.7 mm
Compression: 11.7:1
Cooling: Liquid
Configuration: Single-cylinder

Drivetrain

Transmission: 5-speed
Chain size: 420
Front sprocket: 15T
Rear sprocket: 56T

Dimensions

Dry weight: 169.7 lb
Seat height: 34.1″
Ground clearance: 13.2″
Wheelbase: 50.6″
Fuel capacity: 1.14 gal

Price & warranty

Colors: Red

Frame & steering

Frame material: Steel
Rake: 27.8°
Trail: 3.78″

Suspension

Front: 37mm fully adjustable leading-axle inverted Showa cartridge fork
Front travel: 10.8″
Rear: Pro-Link fully adjustable Showa single shock
Rear travel: 11.1″

Wheels & tires

Front wheel: 19″
Rear wheel: 16″
Front tire: 70/100-19
Rear tire: 90/100-16

Brakes

Front disc: 220 mm
Rear disc: 190 mm

Parts that fit the 2007 Honda CRF150R Expert

Exact parts for this bike. Tap one to see every store selling it, cheapest first.

Maintenance

Oil, filters, spark plug, brake pads and drive parts you replace as you ride.

Engine oilMotul 7100 4T 10W-30from $29.87 · 8 stores
Buy one 1 L bottle
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Fit from: Oil grade from the 2008 maker's manual (the same generation; this year's doesn't give it)
Oil filterHiflofiltro HF116from $7.07 · 24 stores
Show 21 more storesShow fewer stores
Part number HF116: any parts counter can look it up.
Fit from: Hiflofiltro's fitment list for this bike
Their listing: Honda CRF150RB, 2007–2025 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
Air filterHiflofiltro HFF1021from $27.11 · 9 stores
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Part number HFF1021: any parts counter can look it up.
Fit from: Hiflofiltro's fitment list for this bike
Their listing: Honda CRF150RB, 2007–2025 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
Spark plugNGK CR8EH-9from $10.86 · 16 stores
The standard plug from the maker's manual
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Fit from: Standard spark plug from the 2008 maker's manual (the same generation; this year's doesn't give it)
Front brake padsEBC FA084from ~$29.98 (est. shipping) · 10 stores
Stores sell this pad in different compounds, labelled on each store where it says. Sintered lasts longest. For the same feel, buy the same kind front and rear: matched pairs below.
Show 7 more storesShow fewer stores
Front and rear, matched
Sintered both ends for ~$65.90 (est. shipping): front at eBay, rear at eBay · ramholman7.
Part number FA084: any parts counter can look it up.
Fit from: EBC brake pad buyer's guide
Their listing: HONDA CRF 150 RB B/W 19”/16”, 2007–2022 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
Rear brake padsEBC FA346from ~$34.49 (est. shipping) · 37 stores
Stores sell this pad in different compounds, labelled on each store where it says. Sintered lasts longest. For the same feel, buy the same kind front and rear: matched pairs below.
Show 34 more storesShow fewer stores
Front and rear, matched
Sintered both ends for ~$65.90 (est. shipping): front at eBay, rear at eBay · ramholman7.
Part number FA346: any parts counter can look it up.
Fit from: EBC brake pad buyer's guide
Their listing: HONDA CRF 150 RB BW 19”/16”, 2007–2022 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
Front sprocketJT Sprockets 15-tooth steel sprocketfrom $13.34 · 2 stores
15 teeth, the same as the bike came with from the factory. Some stores sell JT's self-cleaning version (part number ending SC): it fits the same.
- MX PowerPlayCheapest$13.34 ↗Free shipping
- Fast Joe Moto$17.00 ↗Free shipping
Part number JTF1310.15: any parts counter can look it up.
Fit from: JT Sprockets' fitment list for this bike
Their listing: Honda CRF150RB, 2007–2025 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
Rear sprocketJT Sprockets 56-tooth steel sprocketfrom $26.20 · 5 stores
56 teeth, the same as the bike came with from the factory. Some stores sell JT's self-cleaning version (part number ending SC): it fits the same.
Show 2 more storesShow fewer stores
- SistersMoto$36.20 ↗$26.20 + $10.00 ship
- Spaz Cycle$42.15 ↗$26.20 + $15.95 ship
Part number JTR215.56: any parts counter can look it up.
Fit from: JT Sprockets' fitment list for this bike
Their listing: Honda CRF150RB, 2007–2025 (listed as the CRF150RB, Honda's code for the CRF150R Expert)
ChainD.I.D 420 D chain, 126 linksfrom $48.89 · 4 stores
JT lists 126 links for this bike: count the links on your chain to be sure, and pick that length at the store.
Show 1 more storeShow fewer stores
- Witchdoctors$59.18 ↗$47.19 + $11.99 ship
Fit from: JT Sprockets' fitment list for this bike
Their listing: Honda CRF150RB, 2007–2025 (listed as the CRF150RB, Honda's code for the CRF150R Expert)

Tires

Stock sizes, from the maker's manual.

Front tireDunlop Geomax MX34 70/100-19from $56.98 · 41 stores
Stock size for this bike
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Fit from: Size from the maker's manual; tire model is our pick
Rear tireDunlop Geomax MX34 90/100-16from $71.55 · 14 stores
Stock size for this bike
Show 11 more storesShow fewer stores
Fit from: Size from the maker's manual; tire model is our pick

Prices include shipping where the store lists it and were checked Nov 2, 2026. A store that doesn't list its shipping shows an estimate (~): what it charges on its other parts, or what paid shipping on this part typically costs. Prices change, so confirm at the store before you buy.

Honda CRF150R Expert FAQ

What engine does the 2007 Honda CRF150R Expert have?
It has a 149 cc liquid-cooled, single-cylinder, four-stroke Unicam engine with a 32 mm Keihin flat-slide carburetor and throttle position sensor.
What is the seat height of the 2007 Honda CRF150R Expert?
The seat height is 34.1 in.
How much does the 2007 Honda CRF150R Expert weigh?
Its dry weight is 169.7 lb.
How much suspension travel does the 2007 Honda CRF150R Expert have?
It has 10.8 in of front travel and 11.1 in of rear travel.
How much fuel does the 2007 Honda CRF150R Expert hold?
The fuel capacity is 1.14 gal.
What are the wheel sizes on the 2007 Honda CRF150R Expert?
It has a 19-inch front wheel and a 16-inch rear wheel.
What was the MSRP of the 2007 Honda CRF150R Expert?
The 2007 MSRP was $4,299.
How is the 2007 Honda CRF150R Expert different from the CRF150R?
The Expert has 19/16-inch wheels vs. 17/14-inch wheels, a 34.1 in seat height vs. 32.8 in, 169.7 lb dry weight vs. 165.3 lb, and 11.1 in of rear travel vs. 10.7 in. It has a 56-tooth rear sprocket vs. 50 teeth, and its MSRP was $4,299 vs. $4,199.
What size tires does the 2007 Honda CRF150R Expert use?
70/100-19 front and 90/100-16 rear.
What chain and sprockets does the 2007 Honda CRF150R Expert use?
A 420 chain on a 15-tooth front and 56-tooth rear sprocket.

Other Honda CRF150R Expert model years

Specs from Honda's website and published spec sheets. Updated Nov 2, 2026.